MztLZWibctI.json

[
    {
        "text": "so",
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    },
    {
        "text": "[Music]",
        "start": 7.35,
        "duration": 5.889
    },
    {
        "text": "[Music]",
        "start": 15.28,
        "duration": 6.869
    },
    {
        "text": "all right this is cs50s introduction to",
        "start": 24.16,
        "duration": 4.959
    },
    {
        "text": "programming with python my name is david",
        "start": 27.119,
        "duration": 4.4
    },
    {
        "text": "maylin and this is our week on libraries",
        "start": 29.119,
        "duration": 5.361
    },
    {
        "text": "so libraries are generally files of code",
        "start": 31.519,
        "duration": 4.481
    },
    {
        "text": "that other people have written that you",
        "start": 34.48,
        "duration": 3.919
    },
    {
        "text": "can use in your own programs or a",
        "start": 36.0,
        "duration": 4.079
    },
    {
        "text": "library's code that you've written that",
        "start": 38.399,
        "duration": 3.121
    },
    {
        "text": "you can use in your own program but",
        "start": 40.079,
        "duration": 3.281
    },
    {
        "text": "maybe not just this program but another",
        "start": 41.52,
        "duration": 4.719
    },
    {
        "text": "and another as well so python supports",
        "start": 43.36,
        "duration": 5.12
    },
    {
        "text": "exactly this idea this ability to share",
        "start": 46.239,
        "duration": 4.64
    },
    {
        "text": "code with others share code across your",
        "start": 48.48,
        "duration": 4.32
    },
    {
        "text": "own projects and it does so by way of",
        "start": 50.879,
        "duration": 4.481
    },
    {
        "text": "what it calls module a module in python",
        "start": 52.8,
        "duration": 5.12
    },
    {
        "text": "is just a library that typically has one",
        "start": 55.36,
        "duration": 4.879
    },
    {
        "text": "or more functions or other features",
        "start": 57.92,
        "duration": 4.479
    },
    {
        "text": "built into it generally the purpose of a",
        "start": 60.239,
        "duration": 4.481
    },
    {
        "text": "library or a module specifically is to",
        "start": 62.399,
        "duration": 4.4
    },
    {
        "text": "encourage reusability of code if you",
        "start": 64.72,
        "duration": 4.48
    },
    {
        "text": "find yourself using the same types of",
        "start": 66.799,
        "duration": 4.0
    },
    {
        "text": "functions again and again the same",
        "start": 69.2,
        "duration": 3.52
    },
    {
        "text": "functionality if you find yourself",
        "start": 70.799,
        "duration": 4.881
    },
    {
        "text": "copying and pasting from an old project",
        "start": 72.72,
        "duration": 4.8
    },
    {
        "text": "into your new project odds are there's",
        "start": 75.68,
        "duration": 4.4
    },
    {
        "text": "an opportunity there to factor out that",
        "start": 77.52,
        "duration": 4.48
    },
    {
        "text": "code that you keep copying and pasting",
        "start": 80.08,
        "duration": 4.32
    },
    {
        "text": "that you keep reusing and put it into a",
        "start": 82.0,
        "duration": 4.799
    },
    {
        "text": "library that you can then load into your",
        "start": 84.4,
        "duration": 4.48
    },
    {
        "text": "programs moving forward so as to not",
        "start": 86.799,
        "duration": 3.601
    },
    {
        "text": "just copy and paste it and have all",
        "start": 88.88,
        "duration": 3.36
    },
    {
        "text": "these different copies all over",
        "start": 90.4,
        "duration": 3.759
    },
    {
        "text": "so what are some of the modules or",
        "start": 92.24,
        "duration": 3.919
    },
    {
        "text": "libraries that python comes with well",
        "start": 94.159,
        "duration": 4.241
    },
    {
        "text": "python comes with a random library",
        "start": 96.159,
        "duration": 3.92
    },
    {
        "text": "literally which is to say that when you",
        "start": 98.4,
        "duration": 3.84
    },
    {
        "text": "install the python interpreter on your",
        "start": 100.079,
        "duration": 4.641
    },
    {
        "text": "mac or pc or somewhere in the cloud not",
        "start": 102.24,
        "duration": 4.08
    },
    {
        "text": "only do you get python you get a whole",
        "start": 104.72,
        "duration": 3.84
    },
    {
        "text": "bunch of modules as well now these",
        "start": 106.32,
        "duration": 4.079
    },
    {
        "text": "modules provide you with functions that",
        "start": 108.56,
        "duration": 4.0
    },
    {
        "text": "you don't have access to just by default",
        "start": 110.399,
        "duration": 4.881
    },
    {
        "text": "like you do print and input print and",
        "start": 112.56,
        "duration": 4.72
    },
    {
        "text": "input and other such functions just work",
        "start": 115.28,
        "duration": 4.56
    },
    {
        "text": "in python but sometimes functions are",
        "start": 117.28,
        "duration": 4.879
    },
    {
        "text": "tucked away in these modules so you have",
        "start": 119.84,
        "duration": 4.4
    },
    {
        "text": "to be more deliberate about loading them",
        "start": 122.159,
        "duration": 4.481
    },
    {
        "text": "into the computer's memory so somewhere",
        "start": 124.24,
        "duration": 3.92
    },
    {
        "text": "on the computer's hard drive once you've",
        "start": 126.64,
        "duration": 3.679
    },
    {
        "text": "installed python there is also it turns",
        "start": 128.16,
        "duration": 5.439
    },
    {
        "text": "out a file probably called random.pi",
        "start": 130.319,
        "duration": 5.121
    },
    {
        "text": "that someone else wrote probably long",
        "start": 133.599,
        "duration": 4.081
    },
    {
        "text": "ago but that you have access to and in",
        "start": 135.44,
        "duration": 4.48
    },
    {
        "text": "that random.pi file there's probably one",
        "start": 137.68,
        "duration": 4.16
    },
    {
        "text": "or more functions that you yourself can",
        "start": 139.92,
        "duration": 5.2
    },
    {
        "text": "use in order to do things randomly that",
        "start": 141.84,
        "duration": 5.759
    },
    {
        "text": "is to say how could you flip a coin in a",
        "start": 145.12,
        "duration": 4.8
    },
    {
        "text": "program in python how could you pick a a",
        "start": 147.599,
        "duration": 5.28
    },
    {
        "text": "random number between 1 and 10 in python",
        "start": 149.92,
        "duration": 4.48
    },
    {
        "text": "well you need a bit of randomness and",
        "start": 152.879,
        "duration": 3.121
    },
    {
        "text": "while you could figure out",
        "start": 154.4,
        "duration": 3.6
    },
    {
        "text": "mathematically how to write functions",
        "start": 156.0,
        "duration": 4.4
    },
    {
        "text": "like that yourself it's a lot easier to",
        "start": 158.0,
        "duration": 4.0
    },
    {
        "text": "stand on the shoulders of others who've",
        "start": 160.4,
        "duration": 3.52
    },
    {
        "text": "already solved that problem for you so",
        "start": 162.0,
        "duration": 3.84
    },
    {
        "text": "you can focus on the problem that you",
        "start": 163.92,
        "duration": 4.399
    },
    {
        "text": "yourself want to solve so for",
        "start": 165.84,
        "duration": 5.119
    },
    {
        "text": "documentation on most any python module",
        "start": 168.319,
        "duration": 4.56
    },
    {
        "text": "you go to the official python docs and",
        "start": 170.959,
        "duration": 3.761
    },
    {
        "text": "you go to a url like this where the",
        "start": 172.879,
        "duration": 4.0
    },
    {
        "text": "documentation for that specific module",
        "start": 174.72,
        "duration": 4.159
    },
    {
        "text": "lives and within the documentation",
        "start": 176.879,
        "duration": 3.521
    },
    {
        "text": "you'll see a list of the functions or",
        "start": 178.879,
        "duration": 3.44
    },
    {
        "text": "other functionality that some module",
        "start": 180.4,
        "duration": 4.479
    },
    {
        "text": "provides but how do you go about loading",
        "start": 182.319,
        "duration": 4.0
    },
    {
        "text": "a module",
        "start": 184.879,
        "duration": 3.44
    },
    {
        "text": "into your own program so that you can",
        "start": 186.319,
        "duration": 4.321
    },
    {
        "text": "use the functions in that module well we",
        "start": 188.319,
        "duration": 4.801
    },
    {
        "text": "need a new keyword in python and namely",
        "start": 190.64,
        "duration": 5.92
    },
    {
        "text": "its import the import keyword in python",
        "start": 193.12,
        "duration": 6.8
    },
    {
        "text": "allows you to import the contents of the",
        "start": 196.56,
        "duration": 4.72
    },
    {
        "text": "functions from",
        "start": 199.92,
        "duration": 4.319
    },
    {
        "text": "some module in python well how might i",
        "start": 201.28,
        "duration": 4.879
    },
    {
        "text": "go about using this in practice well let",
        "start": 204.239,
        "duration": 4.161
    },
    {
        "text": "me propose that there exists in that",
        "start": 206.159,
        "duration": 4.881
    },
    {
        "text": "random module this function among others",
        "start": 208.4,
        "duration": 4.24
    },
    {
        "text": "so i have copied and pasted from the",
        "start": 211.04,
        "duration": 3.199
    },
    {
        "text": "documentation",
        "start": 212.64,
        "duration": 2.48
    },
    {
        "text": "this",
        "start": 214.239,
        "duration": 3.92
    },
    {
        "text": "summary of a function called choice now",
        "start": 215.12,
        "duration": 6.56
    },
    {
        "text": "the function exists in the random module",
        "start": 218.159,
        "duration": 6.08
    },
    {
        "text": "so to speak not a random module the",
        "start": 221.68,
        "duration": 4.639
    },
    {
        "text": "random module and so generally the",
        "start": 224.239,
        "duration": 4.0
    },
    {
        "text": "documentation describes it fully like",
        "start": 226.319,
        "duration": 2.601
    },
    {
        "text": "this",
        "start": 228.239,
        "duration": 2.64
    },
    {
        "text": "random.choice is how you would",
        "start": 228.92,
        "duration": 3.399
    },
    {
        "text": "technically call this function though",
        "start": 230.879,
        "duration": 3.28
    },
    {
        "text": "we'll see alternatives to that in",
        "start": 232.319,
        "duration": 4.161
    },
    {
        "text": "parentheses there is a parameter called",
        "start": 234.159,
        "duration": 5.28
    },
    {
        "text": "seq for sequence and sequence generally",
        "start": 236.48,
        "duration": 5.28
    },
    {
        "text": "means a list or something that is list",
        "start": 239.439,
        "duration": 4.16
    },
    {
        "text": "like if you have a list of numbers or",
        "start": 241.76,
        "duration": 3.44
    },
    {
        "text": "strings or anything else and the",
        "start": 243.599,
        "duration": 3.84
    },
    {
        "text": "documentation elaborates well how can i",
        "start": 245.2,
        "duration": 4.08
    },
    {
        "text": "go about using this function to solve",
        "start": 247.439,
        "duration": 3.761
    },
    {
        "text": "perhaps a familiar problem well let me",
        "start": 249.28,
        "duration": 4.0
    },
    {
        "text": "go ahead and open up vs code here and",
        "start": 251.2,
        "duration": 3.759
    },
    {
        "text": "let me propose that we implement a",
        "start": 253.28,
        "duration": 4.4
    },
    {
        "text": "program that simulates flipping a coin a",
        "start": 254.959,
        "duration": 5.68
    },
    {
        "text": "coin that in the us heads heads or tails",
        "start": 257.68,
        "duration": 6.079
    },
    {
        "text": "the idea of which is to pick a decision",
        "start": 260.639,
        "duration": 6.081
    },
    {
        "text": "with 50 50 probability 50 probability of",
        "start": 263.759,
        "duration": 5.681
    },
    {
        "text": "heads 50 probability of tails or you can",
        "start": 266.72,
        "duration": 4.72
    },
    {
        "text": "use some other mechanism like that well",
        "start": 269.44,
        "duration": 4.0
    },
    {
        "text": "let me go ahead and open a program with",
        "start": 271.44,
        "duration": 4.479
    },
    {
        "text": "code called generate dot pi because i",
        "start": 273.44,
        "duration": 4.08
    },
    {
        "text": "want to start generating a whole bunch",
        "start": 275.919,
        "duration": 3.601
    },
    {
        "text": "of random information the first of which",
        "start": 277.52,
        "duration": 3.92
    },
    {
        "text": "is just going to be a coin toss now how",
        "start": 279.52,
        "duration": 4.399
    },
    {
        "text": "do i go about using that function well i",
        "start": 281.44,
        "duration": 5.12
    },
    {
        "text": "first have to import the random library",
        "start": 283.919,
        "duration": 4.161
    },
    {
        "text": "so literally the first or among the",
        "start": 286.56,
        "duration": 4.16
    },
    {
        "text": "first lines of my file should be import",
        "start": 288.08,
        "duration": 4.8
    },
    {
        "text": "random and that just gives me access to",
        "start": 290.72,
        "duration": 4.4
    },
    {
        "text": "all of the functions in that specific",
        "start": 292.88,
        "duration": 5.84
    },
    {
        "text": "module now suppose i want to flip a coin",
        "start": 295.12,
        "duration": 6.32
    },
    {
        "text": "well i can do random dot choice per the",
        "start": 298.72,
        "duration": 4.8
    },
    {
        "text": "documentation a moment ago and that",
        "start": 301.44,
        "duration": 4.16
    },
    {
        "text": "again takes a sequence what's a sequence",
        "start": 303.52,
        "duration": 3.6
    },
    {
        "text": "it's a list or something that's list",
        "start": 305.6,
        "duration": 3.68
    },
    {
        "text": "like and we know about lists we've used",
        "start": 307.12,
        "duration": 4.079
    },
    {
        "text": "lists to iterate over numbers we've used",
        "start": 309.28,
        "duration": 3.28
    },
    {
        "text": "lists to iterate over students at",
        "start": 311.199,
        "duration": 3.361
    },
    {
        "text": "hogwarts let's go ahead now and let's",
        "start": 312.56,
        "duration": 4.639
    },
    {
        "text": "iterate over just a list of two sides of",
        "start": 314.56,
        "duration": 6.079
    },
    {
        "text": "a coin heads quote unquote or tails now",
        "start": 317.199,
        "duration": 5.121
    },
    {
        "text": "i could call these anything i want these",
        "start": 320.639,
        "duration": 4.081
    },
    {
        "text": "are my strings i just want to simulate a",
        "start": 322.32,
        "duration": 3.84
    },
    {
        "text": "tossing a coin so i'm just going to say",
        "start": 324.72,
        "duration": 3.919
    },
    {
        "text": "in all lower case heads and tails but",
        "start": 326.16,
        "duration": 4.96
    },
    {
        "text": "notice the syntax i have heads and tails",
        "start": 328.639,
        "duration": 3.84
    },
    {
        "text": "and double quotes that's because they're",
        "start": 331.12,
        "duration": 3.2
    },
    {
        "text": "strings i could also use single quotes",
        "start": 332.479,
        "duration": 3.521
    },
    {
        "text": "so long as i'm consistent there's a",
        "start": 334.32,
        "duration": 3.2
    },
    {
        "text": "comma between them which means the list",
        "start": 336.0,
        "duration": 4.24
    },
    {
        "text": "has two elements there's square brackets",
        "start": 337.52,
        "duration": 4.64
    },
    {
        "text": "to the right and the left which",
        "start": 340.24,
        "duration": 3.92
    },
    {
        "text": "indicates that this is indeed a list",
        "start": 342.16,
        "duration": 4.08
    },
    {
        "text": "that's the syntax recall for defining a",
        "start": 344.16,
        "duration": 4.08
    },
    {
        "text": "list in python and then lastly there's",
        "start": 346.24,
        "duration": 3.36
    },
    {
        "text": "something more familiar there's the",
        "start": 348.24,
        "duration": 3.36
    },
    {
        "text": "parentheses outside of those square",
        "start": 349.6,
        "duration": 3.039
    },
    {
        "text": "brackets but those are just the",
        "start": 351.6,
        "duration": 3.12
    },
    {
        "text": "parentheses that belong to the choice",
        "start": 352.639,
        "duration": 4.801
    },
    {
        "text": "function and specify where its parameter",
        "start": 354.72,
        "duration": 5.28
    },
    {
        "text": "gets passed in but again unlike past",
        "start": 357.44,
        "duration": 6.0
    },
    {
        "text": "functions i have to specify what module",
        "start": 360.0,
        "duration": 5.52
    },
    {
        "text": "this function is in at least for now and",
        "start": 363.44,
        "duration": 4.64
    },
    {
        "text": "so i do random dot choice to call this",
        "start": 365.52,
        "duration": 4.32
    },
    {
        "text": "specific function all right well it's",
        "start": 368.08,
        "duration": 3.92
    },
    {
        "text": "one thing to flip a coin picking between",
        "start": 369.84,
        "duration": 3.52
    },
    {
        "text": "those with 50",
        "start": 372.0,
        "duration": 2.4
    },
    {
        "text": "probability and that's what",
        "start": 373.36,
        "duration": 3.679
    },
    {
        "text": "random.choice does it takes in a list",
        "start": 374.4,
        "duration": 4.639
    },
    {
        "text": "and it returns to one of those values",
        "start": 377.039,
        "duration": 4.321
    },
    {
        "text": "randomly with equal probability because",
        "start": 379.039,
        "duration": 4.0
    },
    {
        "text": "i've passed in two items i've got a 50",
        "start": 381.36,
        "duration": 4.08
    },
    {
        "text": "50 chance if i passed in three items",
        "start": 383.039,
        "duration": 4.801
    },
    {
        "text": "it'd be a 33 chance for each of those",
        "start": 385.44,
        "duration": 4.479
    },
    {
        "text": "items and so forth python does the math",
        "start": 387.84,
        "duration": 4.24
    },
    {
        "text": "for you but i want to store the value of",
        "start": 389.919,
        "duration": 3.601
    },
    {
        "text": "this in a variable so let's define a",
        "start": 392.08,
        "duration": 4.0
    },
    {
        "text": "variable called coin equals whatever the",
        "start": 393.52,
        "duration": 4.72
    },
    {
        "text": "return value is so this is indeed like",
        "start": 396.08,
        "duration": 3.92
    },
    {
        "text": "flipping a coin i'm going to store in a",
        "start": 398.24,
        "duration": 4.32
    },
    {
        "text": "variable called coin whatever that value",
        "start": 400.0,
        "duration": 4.319
    },
    {
        "text": "is heads or tails and now just so i can",
        "start": 402.56,
        "duration": 3.6
    },
    {
        "text": "see what's going on let's go ahead and",
        "start": 404.319,
        "duration": 4.88
    },
    {
        "text": "print out the value of that string coin",
        "start": 406.16,
        "duration": 4.4
    },
    {
        "text": "all right let me go ahead now and run",
        "start": 409.199,
        "duration": 3.201
    },
    {
        "text": "this program in my terminal window",
        "start": 410.56,
        "duration": 5.28
    },
    {
        "text": "python of generate dot pi enter and it",
        "start": 412.4,
        "duration": 5.04
    },
    {
        "text": "looks like the first coin toss was the",
        "start": 415.84,
        "duration": 4.479
    },
    {
        "text": "heads let's go ahead and run it again",
        "start": 417.44,
        "duration": 4.56
    },
    {
        "text": "and it looks like it was heads again",
        "start": 420.319,
        "duration": 3.041
    },
    {
        "text": "maybe you want to chime into the chat",
        "start": 422.0,
        "duration": 3.039
    },
    {
        "text": "here if i run it a third time what's it",
        "start": 423.36,
        "duration": 3.36
    },
    {
        "text": "going to be this time if you want to",
        "start": 425.039,
        "duration": 4.72
    },
    {
        "text": "type your thoughts in the chat",
        "start": 426.72,
        "duration": 4.8
    },
    {
        "text": "you might think there's a bug here but",
        "start": 429.759,
        "duration": 4.56
    },
    {
        "text": "this is probability in action if i go",
        "start": 431.52,
        "duration": 5.04
    },
    {
        "text": "ahead and hit enter a third time there",
        "start": 434.319,
        "duration": 4.641
    },
    {
        "text": "it's actually now tails and again tails",
        "start": 436.56,
        "duration": 4.4
    },
    {
        "text": "and again tails and again tails and",
        "start": 438.96,
        "duration": 4.639
    },
    {
        "text": "again tails and again heads now if we",
        "start": 440.96,
        "duration": 4.56
    },
    {
        "text": "did this an infinite number of times it",
        "start": 443.599,
        "duration": 4.241
    },
    {
        "text": "would indeed work out to be 50 50. if we",
        "start": 445.52,
        "duration": 4.56
    },
    {
        "text": "only do it a few times it might not work",
        "start": 447.84,
        "duration": 3.84
    },
    {
        "text": "out as cleanly but that's how",
        "start": 450.08,
        "duration": 3.679
    },
    {
        "text": "probabilities indeed work all right so",
        "start": 451.68,
        "duration": 4.48
    },
    {
        "text": "i've got that now working could i have",
        "start": 453.759,
        "duration": 3.761
    },
    {
        "text": "implemented this in a different way well",
        "start": 456.16,
        "duration": 3.039
    },
    {
        "text": "let me show you an alternative to",
        "start": 457.52,
        "duration": 4.799
    },
    {
        "text": "actually using the import keyword alone",
        "start": 459.199,
        "duration": 5.44
    },
    {
        "text": "and let me introduce the keyword from in",
        "start": 462.319,
        "duration": 5.361
    },
    {
        "text": "python so from is a keyword in python",
        "start": 464.639,
        "duration": 4.96
    },
    {
        "text": "that you can use when importing",
        "start": 467.68,
        "duration": 4.4
    },
    {
        "text": "functions from a module but it allows",
        "start": 469.599,
        "duration": 4.401
    },
    {
        "text": "you to be a little more specific than",
        "start": 472.08,
        "duration": 4.08
    },
    {
        "text": "import alone so if i go back to my code",
        "start": 474.0,
        "duration": 3.759
    },
    {
        "text": "here it's worth noting that what",
        "start": 476.16,
        "duration": 4.24
    },
    {
        "text": "technically i'm doing here by importing",
        "start": 477.759,
        "duration": 4.88
    },
    {
        "text": "random is i'm technically importing",
        "start": 480.4,
        "duration": 4.88
    },
    {
        "text": "everything that's in that module so not",
        "start": 482.639,
        "duration": 5.441
    },
    {
        "text": "just the function called random.choice",
        "start": 485.28,
        "duration": 4.88
    },
    {
        "text": "but a few other functions as well so",
        "start": 488.08,
        "duration": 3.519
    },
    {
        "text": "instead of using this line of code at",
        "start": 490.16,
        "duration": 3.439
    },
    {
        "text": "the top of my file import random which",
        "start": 491.599,
        "duration": 3.841
    },
    {
        "text": "will technically give me access to all",
        "start": 493.599,
        "duration": 4.401
    },
    {
        "text": "of the contents they're in a downside of",
        "start": 495.44,
        "duration": 5.24
    },
    {
        "text": "that is that i have to type in",
        "start": 498.0,
        "duration": 4.639
    },
    {
        "text": "random.choicerandom.this random.that",
        "start": 500.68,
        "duration": 4.12
    },
    {
        "text": "because all of the functions i'm calling",
        "start": 502.639,
        "duration": 4.161
    },
    {
        "text": "have to be associated with the scope of",
        "start": 504.8,
        "duration": 4.0
    },
    {
        "text": "that module well suppose that i just",
        "start": 506.8,
        "duration": 3.839
    },
    {
        "text": "want to call the function as its name",
        "start": 508.8,
        "duration": 3.919
    },
    {
        "text": "choice i can do that as well let me",
        "start": 510.639,
        "duration": 4.801
    },
    {
        "text": "replace this first line here with from",
        "start": 512.719,
        "duration": 5.841
    },
    {
        "text": "random import choice and what this does",
        "start": 515.44,
        "duration": 5.519
    },
    {
        "text": "effectively is it loads the function's",
        "start": 518.56,
        "duration": 5.44
    },
    {
        "text": "name choice into my current namespace",
        "start": 520.959,
        "duration": 5.521
    },
    {
        "text": "into the scope of the file i'm working",
        "start": 524.0,
        "duration": 4.64
    },
    {
        "text": "in what that means is that i now no",
        "start": 526.48,
        "duration": 4.56
    },
    {
        "text": "longer have to specify which choice",
        "start": 528.64,
        "duration": 4.72
    },
    {
        "text": "function i mean i can just say choice",
        "start": 531.04,
        "duration": 4.32
    },
    {
        "text": "and so it loads it into the local",
        "start": 533.36,
        "duration": 3.599
    },
    {
        "text": "namespace that is into my local",
        "start": 535.36,
        "duration": 4.08
    },
    {
        "text": "vocabulary if you will so i can just now",
        "start": 536.959,
        "duration": 6.0
    },
    {
        "text": "say choice this might be advantageous",
        "start": 539.44,
        "duration": 6.0
    },
    {
        "text": "in what cases do you think when might",
        "start": 542.959,
        "duration": 4.88
    },
    {
        "text": "you want to import the name of the",
        "start": 545.44,
        "duration": 5.04
    },
    {
        "text": "function explicitly like this as opposed",
        "start": 547.839,
        "duration": 4.641
    },
    {
        "text": "to just saying random.choice",
        "start": 550.48,
        "duration": 4.24
    },
    {
        "text": "random.choice throughout your code when",
        "start": 552.48,
        "duration": 3.919
    },
    {
        "text": "calling a function",
        "start": 554.72,
        "duration": 4.08
    },
    {
        "text": "any instincts here for this alternative",
        "start": 556.399,
        "duration": 3.521
    },
    {
        "text": "import",
        "start": 558.8,
        "duration": 2.64
    },
    {
        "text": "using from",
        "start": 559.92,
        "duration": 3.76
    },
    {
        "text": "um hello i'm mohammed ahmar from egypt",
        "start": 561.44,
        "duration": 5.28
    },
    {
        "text": "and maybe if we have a variable that",
        "start": 563.68,
        "duration": 5.599
    },
    {
        "text": "its name is basically like choice if i",
        "start": 566.72,
        "duration": 4.48
    },
    {
        "text": "have a variable called the choice so i",
        "start": 569.279,
        "duration": 3.761
    },
    {
        "text": "need to differentiate which trace i",
        "start": 571.2,
        "duration": 3.04
    },
    {
        "text": "choose so",
        "start": 573.04,
        "duration": 3.6
    },
    {
        "text": "i'm gonna choose random.choice",
        "start": 574.24,
        "duration": 4.0
    },
    {
        "text": "yeah really good instincts by using the",
        "start": 576.64,
        "duration": 3.84
    },
    {
        "text": "first approach by just importing random",
        "start": 578.24,
        "duration": 3.92
    },
    {
        "text": "you're making sure that all of its",
        "start": 580.48,
        "duration": 4.479
    },
    {
        "text": "contents are associated with are scoped",
        "start": 582.16,
        "duration": 5.44
    },
    {
        "text": "to the random module so that you can",
        "start": 584.959,
        "duration": 4.32
    },
    {
        "text": "have your own choice function you can",
        "start": 587.6,
        "duration": 3.679
    },
    {
        "text": "have your own choice variable you can",
        "start": 589.279,
        "duration": 4.081
    },
    {
        "text": "use the same names as all of the",
        "start": 591.279,
        "duration": 3.841
    },
    {
        "text": "functions or variables that are stored",
        "start": 593.36,
        "duration": 3.52
    },
    {
        "text": "inside of that file without them",
        "start": 595.12,
        "duration": 3.68
    },
    {
        "text": "colliding so to speak and this is a good",
        "start": 596.88,
        "duration": 4.24
    },
    {
        "text": "thing in older languages it was the case",
        "start": 598.8,
        "duration": 4.159
    },
    {
        "text": "that if you imported someone's library",
        "start": 601.12,
        "duration": 3.44
    },
    {
        "text": "you better hope that you're not using",
        "start": 602.959,
        "duration": 3.921
    },
    {
        "text": "the same functions or variables as they",
        "start": 604.56,
        "duration": 3.92
    },
    {
        "text": "are because you might in fact have some",
        "start": 606.88,
        "duration": 3.68
    },
    {
        "text": "kind of conflict python and certain",
        "start": 608.48,
        "duration": 3.919
    },
    {
        "text": "other languages allow you to scope the",
        "start": 610.56,
        "duration": 3.839
    },
    {
        "text": "names of those functions and variables",
        "start": 612.399,
        "duration": 3.841
    },
    {
        "text": "to the file or the module that they come",
        "start": 614.399,
        "duration": 4.0
    },
    {
        "text": "from so that's a good thing but honestly",
        "start": 616.24,
        "duration": 4.88
    },
    {
        "text": "this is such a short program or",
        "start": 618.399,
        "duration": 4.721
    },
    {
        "text": "equivalently maybe i'm using the choice",
        "start": 621.12,
        "duration": 4.24
    },
    {
        "text": "function in so many places",
        "start": 623.12,
        "duration": 4.12
    },
    {
        "text": "calling",
        "start": 625.36,
        "duration": 2.88
    },
    {
        "text": "random.choicerandom.choicerandom.choice",
        "start": 627.24,
        "duration": 2.599
    },
    {
        "text": "it's just making my code longer and",
        "start": 628.24,
        "duration": 4.08
    },
    {
        "text": "longer and longer marginally so but it's",
        "start": 629.839,
        "duration": 4.961
    },
    {
        "text": "just getting ugly and annoying i can",
        "start": 632.32,
        "duration": 4.72
    },
    {
        "text": "simply import choice and now tighten up",
        "start": 634.8,
        "duration": 4.159
    },
    {
        "text": "my code a little bit so as with so many",
        "start": 637.04,
        "duration": 3.6
    },
    {
        "text": "decisions in the past there's not",
        "start": 638.959,
        "duration": 3.601
    },
    {
        "text": "necessarily one right approach or",
        "start": 640.64,
        "duration": 3.68
    },
    {
        "text": "another it depends but i think for those",
        "start": 642.56,
        "duration": 3.76
    },
    {
        "text": "very reasons sometimes it's better to do",
        "start": 644.32,
        "duration": 4.32
    },
    {
        "text": "what we did the first time which is only",
        "start": 646.32,
        "duration": 4.959
    },
    {
        "text": "import the module so as to retain the",
        "start": 648.64,
        "duration": 5.04
    },
    {
        "text": "scope therein well let me propose that",
        "start": 651.279,
        "duration": 4.161
    },
    {
        "text": "we transition to another function that",
        "start": 653.68,
        "duration": 4.08
    },
    {
        "text": "comes with python's random module and",
        "start": 655.44,
        "duration": 4.32
    },
    {
        "text": "that's this here from the documentation",
        "start": 657.76,
        "duration": 4.4
    },
    {
        "text": "rand int it's a bit hard to say but it",
        "start": 659.76,
        "duration": 4.639
    },
    {
        "text": "implies get back a random int and if you",
        "start": 662.16,
        "duration": 4.16
    },
    {
        "text": "read the documentation it's a random end",
        "start": 664.399,
        "duration": 4.161
    },
    {
        "text": "that's between a and b",
        "start": 666.32,
        "duration": 4.72
    },
    {
        "text": "inclusive so if you were to pass in 1",
        "start": 668.56,
        "duration": 5.04
    },
    {
        "text": "for a and 10 for b you would get back a",
        "start": 671.04,
        "duration": 4.88
    },
    {
        "text": "number between 1 and 10 inclusive",
        "start": 673.6,
        "duration": 4.32
    },
    {
        "text": "including the 1 and including the 10",
        "start": 675.92,
        "duration": 4.88
    },
    {
        "text": "potentially each with a 10 probability",
        "start": 677.92,
        "duration": 4.8
    },
    {
        "text": "so how might i go about using a program",
        "start": 680.8,
        "duration": 3.52
    },
    {
        "text": "like this well let me come back to my",
        "start": 682.72,
        "duration": 4.0
    },
    {
        "text": "generate.pi file and why don't we go",
        "start": 684.32,
        "duration": 4.32
    },
    {
        "text": "ahead and try generating a random number",
        "start": 686.72,
        "duration": 3.28
    },
    {
        "text": "between one and ten you might do this",
        "start": 688.64,
        "duration": 2.639
    },
    {
        "text": "frequently in the real world when you",
        "start": 690.0,
        "duration": 2.399
    },
    {
        "text": "just want someone to pick a random",
        "start": 691.279,
        "duration": 2.321
    },
    {
        "text": "number you tell them as much and the",
        "start": 692.399,
        "duration": 3.281
    },
    {
        "text": "human responds let's get the computer to",
        "start": 693.6,
        "duration": 3.919
    },
    {
        "text": "do the same here let me go ahead and",
        "start": 695.68,
        "duration": 3.599
    },
    {
        "text": "delete my two lines of code at the",
        "start": 697.519,
        "duration": 3.841
    },
    {
        "text": "bottom but keep my import random and",
        "start": 699.279,
        "duration": 3.521
    },
    {
        "text": "let's go ahead and define a variable",
        "start": 701.36,
        "duration": 3.52
    },
    {
        "text": "this time called number set it equal to",
        "start": 702.8,
        "duration": 4.96
    },
    {
        "text": "the return value of random.randint",
        "start": 704.88,
        "duration": 4.639
    },
    {
        "text": "and now pass in a",
        "start": 707.76,
        "duration": 5.44
    },
    {
        "text": "a value of 1 and b a value of 10 and now",
        "start": 709.519,
        "duration": 6.081
    },
    {
        "text": "let's go ahead and print the number i'm",
        "start": 713.2,
        "duration": 3.92
    },
    {
        "text": "going to go ahead in my terminal window",
        "start": 715.6,
        "duration": 3.6
    },
    {
        "text": "and run python of generate dot pi and",
        "start": 717.12,
        "duration": 3.279
    },
    {
        "text": "hit enter",
        "start": 719.2,
        "duration": 2.72
    },
    {
        "text": "four",
        "start": 720.399,
        "duration": 4.0
    },
    {
        "text": "python of generate.pi and hit enter",
        "start": 721.92,
        "duration": 4.159
    },
    {
        "text": "eight again",
        "start": 724.399,
        "duration": 6.081
    },
    {
        "text": "nine again seven again ten again",
        "start": 726.079,
        "duration": 6.401
    },
    {
        "text": "two again and we can do this all day",
        "start": 730.48,
        "duration": 3.76
    },
    {
        "text": "long and if we add all those up they",
        "start": 732.48,
        "duration": 3.76
    },
    {
        "text": "should end up being with ten percent",
        "start": 734.24,
        "duration": 4.56
    },
    {
        "text": "probability each now how might you use",
        "start": 736.24,
        "duration": 3.839
    },
    {
        "text": "this information well maybe we're",
        "start": 738.8,
        "duration": 2.8
    },
    {
        "text": "playing a guessing game or maybe we're",
        "start": 740.079,
        "duration": 4.241
    },
    {
        "text": "trying to randomize the behavior of some",
        "start": 741.6,
        "duration": 4.799
    },
    {
        "text": "character in the game you can imagine",
        "start": 744.32,
        "duration": 4.079
    },
    {
        "text": "using very simple building blocks like",
        "start": 746.399,
        "duration": 3.761
    },
    {
        "text": "this just kind of spicing up your",
        "start": 748.399,
        "duration": 3.44
    },
    {
        "text": "program by getting it to do things a",
        "start": 750.16,
        "duration": 4.0
    },
    {
        "text": "little less predictably because you're",
        "start": 751.839,
        "duration": 4.641
    },
    {
        "text": "choosing these values seemingly randomly",
        "start": 754.16,
        "duration": 3.6
    },
    {
        "text": "and you're deferring to python to",
        "start": 756.48,
        "duration": 3.039
    },
    {
        "text": "actually do the generation of these",
        "start": 757.76,
        "duration": 2.8
    },
    {
        "text": "numbers",
        "start": 759.519,
        "duration": 3.041
    },
    {
        "text": "using its own algorithms and its own",
        "start": 760.56,
        "duration": 4.079
    },
    {
        "text": "math well what more could we do here let",
        "start": 762.56,
        "duration": 3.6
    },
    {
        "text": "me propose that we introduce another",
        "start": 764.639,
        "duration": 2.961
    },
    {
        "text": "function that comes from this random",
        "start": 766.16,
        "duration": 3.04
    },
    {
        "text": "library yet another that you yourself",
        "start": 767.6,
        "duration": 4.239
    },
    {
        "text": "have to don't have to implement shuffle",
        "start": 769.2,
        "duration": 4.079
    },
    {
        "text": "if you read the documentation for",
        "start": 771.839,
        "duration": 3.761
    },
    {
        "text": "shuffle in the same random module you'll",
        "start": 773.279,
        "duration": 4.321
    },
    {
        "text": "see that it takes in a list for instance",
        "start": 775.6,
        "duration": 4.32
    },
    {
        "text": "of values and just shuffles them up it",
        "start": 777.6,
        "duration": 4.799
    },
    {
        "text": "randomizes them like a deck of cards",
        "start": 779.92,
        "duration": 4.0
    },
    {
        "text": "here you might shuffle them so it's to",
        "start": 782.399,
        "duration": 3.521
    },
    {
        "text": "put them into seemingly random order",
        "start": 783.92,
        "duration": 4.24
    },
    {
        "text": "well how do i use this based on this",
        "start": 785.92,
        "duration": 4.08
    },
    {
        "text": "function's name well let me propose that",
        "start": 788.16,
        "duration": 4.16
    },
    {
        "text": "we go back to vs code here and let me go",
        "start": 790.0,
        "duration": 4.56
    },
    {
        "text": "ahead and this time do the following",
        "start": 792.32,
        "duration": 4.16
    },
    {
        "text": "because i need to shuffle something like",
        "start": 794.56,
        "duration": 3.76
    },
    {
        "text": "a deck of cards let me go ahead and not",
        "start": 796.48,
        "duration": 3.44
    },
    {
        "text": "just import random but let me give",
        "start": 798.32,
        "duration": 3.68
    },
    {
        "text": "myself a variable called cards that's",
        "start": 799.92,
        "duration": 4.159
    },
    {
        "text": "going to be of type list and just so i",
        "start": 802.0,
        "duration": 3.839
    },
    {
        "text": "have something to shuffle i don't need",
        "start": 804.079,
        "duration": 4.161
    },
    {
        "text": "all 52 cards in a typical deck i'm just",
        "start": 805.839,
        "duration": 4.721
    },
    {
        "text": "going to shuffle three cards a jack a",
        "start": 808.24,
        "duration": 4.48
    },
    {
        "text": "queen and a king i could call those",
        "start": 810.56,
        "duration": 3.519
    },
    {
        "text": "strings anything i want but i just",
        "start": 812.72,
        "duration": 3.6
    },
    {
        "text": "wanted a list of some values so as to",
        "start": 814.079,
        "duration": 4.081
    },
    {
        "text": "shuffle them up that is randomize the",
        "start": 816.32,
        "duration": 3.92
    },
    {
        "text": "order they're in well how does this now",
        "start": 818.16,
        "duration": 3.679
    },
    {
        "text": "work if you read the documentation for",
        "start": 820.24,
        "duration": 4.08
    },
    {
        "text": "random.shuffle you'll see that it",
        "start": 821.839,
        "duration": 5.841
    },
    {
        "text": "shuffles the argument in place that is",
        "start": 824.32,
        "duration": 5.04
    },
    {
        "text": "unlike many of the functions we've seen",
        "start": 827.68,
        "duration": 4.08
    },
    {
        "text": "it doesn't return to a value that",
        "start": 829.36,
        "duration": 4.719
    },
    {
        "text": "contains the shuffled cards in this case",
        "start": 831.76,
        "duration": 5.04
    },
    {
        "text": "it actually shuffles the list it's given",
        "start": 834.079,
        "duration": 4.88
    },
    {
        "text": "itself so what this means for my code is",
        "start": 836.8,
        "duration": 4.08
    },
    {
        "text": "that i need to do something like this",
        "start": 838.959,
        "duration": 5.041
    },
    {
        "text": "random random.shuffle and pass in the",
        "start": 840.88,
        "duration": 6.0
    },
    {
        "text": "variable containing those cards and then",
        "start": 844.0,
        "duration": 5.12
    },
    {
        "text": "on a final line here how might i go",
        "start": 846.88,
        "duration": 4.88
    },
    {
        "text": "about printing the cards well i could do",
        "start": 849.12,
        "duration": 5.12
    },
    {
        "text": "this and i could say print cards but if",
        "start": 851.76,
        "duration": 3.84
    },
    {
        "text": "i do that i'm actually going to see",
        "start": 854.24,
        "duration": 3.44
    },
    {
        "text": "python syntax for lists and it's just",
        "start": 855.6,
        "duration": 4.32
    },
    {
        "text": "going to format in its own way using",
        "start": 857.68,
        "duration": 3.76
    },
    {
        "text": "commas and the like i want to print",
        "start": 859.92,
        "duration": 3.12
    },
    {
        "text": "these cards out one at a time just",
        "start": 861.44,
        "duration": 2.8
    },
    {
        "text": "because i think it'll look a little",
        "start": 863.04,
        "duration": 3.28
    },
    {
        "text": "better so we can use some of our syntax",
        "start": 864.24,
        "duration": 4.48
    },
    {
        "text": "from loops and say something like this",
        "start": 866.32,
        "duration": 5.84
    },
    {
        "text": "for card in cards go ahead and print out",
        "start": 868.72,
        "duration": 5.919
    },
    {
        "text": "the current card so what's now happening",
        "start": 872.16,
        "duration": 4.96
    },
    {
        "text": "here line three i'm defining a list of",
        "start": 874.639,
        "duration": 5.76
    },
    {
        "text": "three cards in this order jack queen",
        "start": 877.12,
        "duration": 4.079
    },
    {
        "text": "king",
        "start": 880.399,
        "duration": 2.56
    },
    {
        "text": "i'm then shuffling those same cards on",
        "start": 881.199,
        "duration": 3.841
    },
    {
        "text": "line four and then on line five i'm",
        "start": 882.959,
        "duration": 4.721
    },
    {
        "text": "using a for loop for each of the cards",
        "start": 885.04,
        "duration": 5.599
    },
    {
        "text": "in that list print it out one at a time",
        "start": 887.68,
        "duration": 5.36
    },
    {
        "text": "and because i'm using print one line at",
        "start": 890.639,
        "duration": 4.32
    },
    {
        "text": "a time well let's see the results down",
        "start": 893.04,
        "duration": 3.039
    },
    {
        "text": "here in my terminal window i'm going to",
        "start": 894.959,
        "duration": 3.761
    },
    {
        "text": "run python of generate.pi and hit enter",
        "start": 896.079,
        "duration": 5.44
    },
    {
        "text": "queen king jack seemingly shuffled",
        "start": 898.72,
        "duration": 4.559
    },
    {
        "text": "because that's not the order i defined",
        "start": 901.519,
        "duration": 3.921
    },
    {
        "text": "earlier let's do it again",
        "start": 903.279,
        "duration": 4.321
    },
    {
        "text": "queen king jack",
        "start": 905.44,
        "duration": 3.839
    },
    {
        "text": "okay that happens to be the same but",
        "start": 907.6,
        "duration": 4.08
    },
    {
        "text": "let's see this could just be bad chance",
        "start": 909.279,
        "duration": 5.281
    },
    {
        "text": "there we go jack queen king doesn't look",
        "start": 911.68,
        "duration": 4.399
    },
    {
        "text": "like it's shuffled but at least we're",
        "start": 914.56,
        "duration": 3.279
    },
    {
        "text": "getting back different orderings now",
        "start": 916.079,
        "duration": 2.721
    },
    {
        "text": "again",
        "start": 917.839,
        "duration": 3.921
    },
    {
        "text": "jack queen king not so good",
        "start": 918.8,
        "duration": 4.88
    },
    {
        "text": "jack queen king not so good this is",
        "start": 921.76,
        "duration": 2.879
    },
    {
        "text": "someone you probably want to play",
        "start": 923.68,
        "duration": 3.519
    },
    {
        "text": "against with cards queen jack king there",
        "start": 924.639,
        "duration": 4.56
    },
    {
        "text": "we go but of course we only have three",
        "start": 927.199,
        "duration": 4.0
    },
    {
        "text": "cards here so there's not that many",
        "start": 929.199,
        "duration": 3.601
    },
    {
        "text": "permutations we might see and if we do",
        "start": 931.199,
        "duration": 3.601
    },
    {
        "text": "this over time we will see all of them",
        "start": 932.8,
        "duration": 4.64
    },
    {
        "text": "but if we had of course 13 or 52 cards",
        "start": 934.8,
        "duration": 5.2
    },
    {
        "text": "we'd see a lot more permutations instead",
        "start": 937.44,
        "duration": 4.48
    },
    {
        "text": "so we have now these three ways to",
        "start": 940.0,
        "duration": 3.6
    },
    {
        "text": "generate random information one is",
        "start": 941.92,
        "duration": 3.68
    },
    {
        "text": "simple coin toss if you want to start",
        "start": 943.6,
        "duration": 4.0
    },
    {
        "text": "some kind of athletic event one pick a",
        "start": 945.6,
        "duration": 3.599
    },
    {
        "text": "number between 1 and 10 if you want to",
        "start": 947.6,
        "duration": 3.359
    },
    {
        "text": "decide something based on that and now",
        "start": 949.199,
        "duration": 4.0
    },
    {
        "text": "using shuffle we can even take in a list",
        "start": 950.959,
        "duration": 4.401
    },
    {
        "text": "of things and shuffle them about so that",
        "start": 953.199,
        "duration": 5.121
    },
    {
        "text": "we get some kind of random behavior but",
        "start": 955.36,
        "duration": 4.719
    },
    {
        "text": "let me pause here and see if there's any",
        "start": 958.32,
        "duration": 2.959
    },
    {
        "text": "questions yet",
        "start": 960.079,
        "duration": 4.88
    },
    {
        "text": "on random on modules or any of these",
        "start": 961.279,
        "duration": 5.521
    },
    {
        "text": "three functions",
        "start": 964.959,
        "duration": 4.32
    },
    {
        "text": "yeah uh can we increase or decrease the",
        "start": 966.8,
        "duration": 4.399
    },
    {
        "text": "probability",
        "start": 969.279,
        "duration": 3.92
    },
    {
        "text": "of cards",
        "start": 971.199,
        "duration": 4.401
    },
    {
        "text": "if you want to uh for example there is",
        "start": 973.199,
        "duration": 4.401
    },
    {
        "text": "three there is a 33 percent chance of",
        "start": 975.6,
        "duration": 3.28
    },
    {
        "text": "probability",
        "start": 977.6,
        "duration": 3.359
    },
    {
        "text": "so is there any chance to increase or",
        "start": 978.88,
        "duration": 4.16
    },
    {
        "text": "decrease the probability can you set",
        "start": 980.959,
        "duration": 4.401
    },
    {
        "text": "these probabilities not using these same",
        "start": 983.04,
        "duration": 4.08
    },
    {
        "text": "functions uh can you set the",
        "start": 985.36,
        "duration": 4.0
    },
    {
        "text": "probabilities but you can absolutely",
        "start": 987.12,
        "duration": 3.92
    },
    {
        "text": "implement some of your own functions or",
        "start": 989.36,
        "duration": 3.44
    },
    {
        "text": "use more sophisticated functions that do",
        "start": 991.04,
        "duration": 3.68
    },
    {
        "text": "exist in this library and others to",
        "start": 992.8,
        "duration": 3.92
    },
    {
        "text": "exercise more control these are meant to",
        "start": 994.72,
        "duration": 3.6
    },
    {
        "text": "be very user-friendly and simple",
        "start": 996.72,
        "duration": 2.96
    },
    {
        "text": "functions certainly the ones we looked",
        "start": 998.32,
        "duration": 3.199
    },
    {
        "text": "at that give you equal probability for",
        "start": 999.68,
        "duration": 3.76
    },
    {
        "text": "all of those but absolutely you could",
        "start": 1001.519,
        "duration": 3.76
    },
    {
        "text": "skew things though hopefully if you're",
        "start": 1003.44,
        "duration": 3.36
    },
    {
        "text": "implementing a gambling game or the like",
        "start": 1005.279,
        "duration": 3.12
    },
    {
        "text": "you're not actually making some cards",
        "start": 1006.8,
        "duration": 3.92
    },
    {
        "text": "more probable than others",
        "start": 1008.399,
        "duration": 4.481
    },
    {
        "text": "allow me to turn back now to our",
        "start": 1010.72,
        "duration": 4.16
    },
    {
        "text": "implementation here of this randomness",
        "start": 1012.88,
        "duration": 3.92
    },
    {
        "text": "and consider how we might leverage other",
        "start": 1014.88,
        "duration": 3.44
    },
    {
        "text": "types of functionality that aren't",
        "start": 1016.8,
        "duration": 3.76
    },
    {
        "text": "necessarily in this specific library",
        "start": 1018.32,
        "duration": 4.4
    },
    {
        "text": "here well it turns out that python also",
        "start": 1020.56,
        "duration": 4.239
    },
    {
        "text": "comes with a statistics library and this",
        "start": 1022.72,
        "duration": 3.68
    },
    {
        "text": "contains all sorts of functions for",
        "start": 1024.799,
        "duration": 3.921
    },
    {
        "text": "doing things more statistical in nature",
        "start": 1026.4,
        "duration": 4.96
    },
    {
        "text": "namely calculating means or medians or",
        "start": 1028.72,
        "duration": 4.479
    },
    {
        "text": "modes or other",
        "start": 1031.36,
        "duration": 3.599
    },
    {
        "text": "aspects of a data set that you might",
        "start": 1033.199,
        "duration": 4.24
    },
    {
        "text": "want to analyze so how might we use the",
        "start": 1034.959,
        "duration": 4.321
    },
    {
        "text": "statistics module on python well we",
        "start": 1037.439,
        "duration": 2.961
    },
    {
        "text": "might first just take a look at its",
        "start": 1039.28,
        "duration": 3.36
    },
    {
        "text": "documentation like any other module in",
        "start": 1040.4,
        "duration": 4.08
    },
    {
        "text": "python and we'll see within that library",
        "start": 1042.64,
        "duration": 3.52
    },
    {
        "text": "that there's a whole bunch of functions",
        "start": 1044.48,
        "duration": 3.359
    },
    {
        "text": "and one of those functions is one that's",
        "start": 1046.16,
        "duration": 3.68
    },
    {
        "text": "quite simple it's average a function",
        "start": 1047.839,
        "duration": 4.08
    },
    {
        "text": "that allows you to calculate the average",
        "start": 1049.84,
        "duration": 4.16
    },
    {
        "text": "of some numbers that you've passed in",
        "start": 1051.919,
        "duration": 3.76
    },
    {
        "text": "let me go ahead and envious code in my",
        "start": 1054.0,
        "duration": 3.84
    },
    {
        "text": "terminal window open up a new file",
        "start": 1055.679,
        "duration": 4.721
    },
    {
        "text": "called average.pi and at the top of this",
        "start": 1057.84,
        "duration": 4.32
    },
    {
        "text": "file i'm going to import a different",
        "start": 1060.4,
        "duration": 4.24
    },
    {
        "text": "library this time namely the statistics",
        "start": 1062.16,
        "duration": 4.8
    },
    {
        "text": "module in python and now i'm going to go",
        "start": 1064.64,
        "duration": 4.08
    },
    {
        "text": "ahead and call a function that i know",
        "start": 1066.96,
        "duration": 4.88
    },
    {
        "text": "comes in that module namely mean for the",
        "start": 1068.72,
        "duration": 4.64
    },
    {
        "text": "average of some values and i'm going to",
        "start": 1071.84,
        "duration": 3.68
    },
    {
        "text": "call statistics.mean",
        "start": 1073.36,
        "duration": 4.96
    },
    {
        "text": "and i'm going to pass into this function",
        "start": 1075.52,
        "duration": 4.72
    },
    {
        "text": "mean a list of some values and let's",
        "start": 1078.32,
        "duration": 3.28
    },
    {
        "text": "suppose that i'm quickly trying to",
        "start": 1080.24,
        "duration": 3.6
    },
    {
        "text": "calculate what my current grade average",
        "start": 1081.6,
        "duration": 4.24
    },
    {
        "text": "is in school and i did really well on my",
        "start": 1083.84,
        "duration": 3.839
    },
    {
        "text": "first test and i got a hundred percent",
        "start": 1085.84,
        "duration": 3.68
    },
    {
        "text": "and on my second i did well but not as",
        "start": 1087.679,
        "duration": 4.161
    },
    {
        "text": "well and i got a 90. and ironically i'm",
        "start": 1089.52,
        "duration": 3.84
    },
    {
        "text": "not very good with math so i'd like to",
        "start": 1091.84,
        "duration": 3.28
    },
    {
        "text": "figure out what my average now is",
        "start": 1093.36,
        "duration": 3.439
    },
    {
        "text": "between those two tests so let me go",
        "start": 1095.12,
        "duration": 3.6
    },
    {
        "text": "ahead now and in this list type in the",
        "start": 1096.799,
        "duration": 5.201
    },
    {
        "text": "number 100 comma 90 thereby passing in a",
        "start": 1098.72,
        "duration": 6.88
    },
    {
        "text": "list of two values two ants 190 and ins",
        "start": 1102.0,
        "duration": 5.2
    },
    {
        "text": "outside of those are the parentheses",
        "start": 1105.6,
        "duration": 3.04
    },
    {
        "text": "because of course this is now the",
        "start": 1107.2,
        "duration": 3.04
    },
    {
        "text": "argument i'm passing to the function",
        "start": 1108.64,
        "duration": 4.24
    },
    {
        "text": "called mean and this function mean is in",
        "start": 1110.24,
        "duration": 5.439
    },
    {
        "text": "the module called statistics well it's",
        "start": 1112.88,
        "duration": 4.48
    },
    {
        "text": "not that interesting to just calculate",
        "start": 1115.679,
        "duration": 3.36
    },
    {
        "text": "the mean if i don't actually see what it",
        "start": 1117.36,
        "duration": 3.52
    },
    {
        "text": "is so let me additionally pass the",
        "start": 1119.039,
        "duration": 4.241
    },
    {
        "text": "return value of that mean function to",
        "start": 1120.88,
        "duration": 4.72
    },
    {
        "text": "the print function as usual let me now",
        "start": 1123.28,
        "duration": 4.48
    },
    {
        "text": "in my terminal window in vs code type in",
        "start": 1125.6,
        "duration": 4.56
    },
    {
        "text": "python of average.pi and hit enter and",
        "start": 1127.76,
        "duration": 4.96
    },
    {
        "text": "voila as you might expect my average is",
        "start": 1130.16,
        "duration": 3.759
    },
    {
        "text": "95",
        "start": 1132.72,
        "duration": 2.56
    },
    {
        "text": "so the difference here is that i'm just",
        "start": 1133.919,
        "duration": 2.961
    },
    {
        "text": "using a different module that still",
        "start": 1135.28,
        "duration": 3.519
    },
    {
        "text": "comes with python but i need to import",
        "start": 1136.88,
        "duration": 4.32
    },
    {
        "text": "it instead of for instance the random",
        "start": 1138.799,
        "duration": 4.321
    },
    {
        "text": "module instead and this time i know from",
        "start": 1141.2,
        "duration": 3.44
    },
    {
        "text": "the documentation that there exists a",
        "start": 1143.12,
        "duration": 4.16
    },
    {
        "text": "function called mean well it turns out",
        "start": 1144.64,
        "duration": 4.72
    },
    {
        "text": "there's even more functionality that",
        "start": 1147.28,
        "duration": 4.08
    },
    {
        "text": "comes with python and that comes with",
        "start": 1149.36,
        "duration": 2.8
    },
    {
        "text": "other",
        "start": 1151.36,
        "duration": 2.48
    },
    {
        "text": "modules in python and there's this",
        "start": 1152.16,
        "duration": 3.6
    },
    {
        "text": "feature generally known as command line",
        "start": 1153.84,
        "duration": 3.68
    },
    {
        "text": "arguments this is a feature not just of",
        "start": 1155.76,
        "duration": 4.0
    },
    {
        "text": "python but of languages more generally",
        "start": 1157.52,
        "duration": 4.88
    },
    {
        "text": "that allow you to provide input not when",
        "start": 1159.76,
        "duration": 5.44
    },
    {
        "text": "prompted inside of a program as happens",
        "start": 1162.4,
        "duration": 5.279
    },
    {
        "text": "whenever we call the python function",
        "start": 1165.2,
        "duration": 4.96
    },
    {
        "text": "input but rather there's this feature",
        "start": 1167.679,
        "duration": 4.321
    },
    {
        "text": "command line arguments of programs that",
        "start": 1170.16,
        "duration": 4.0
    },
    {
        "text": "allows you to provide arguments that is",
        "start": 1172.0,
        "duration": 4.08
    },
    {
        "text": "input to the program",
        "start": 1174.16,
        "duration": 3.519
    },
    {
        "text": "just when you're executing it at the",
        "start": 1176.08,
        "duration": 3.28
    },
    {
        "text": "command line so up until now for",
        "start": 1177.679,
        "duration": 3.36
    },
    {
        "text": "instance recall that we've generally run",
        "start": 1179.36,
        "duration": 3.84
    },
    {
        "text": "python of something dot pi for instance",
        "start": 1181.039,
        "duration": 4.961
    },
    {
        "text": "python of hello dot pi and i've never",
        "start": 1183.2,
        "duration": 5.2
    },
    {
        "text": "once really executed any words or",
        "start": 1186.0,
        "duration": 5.52
    },
    {
        "text": "phrases after the name of the file but i",
        "start": 1188.4,
        "duration": 5.68
    },
    {
        "text": "could in fact when you're running",
        "start": 1191.52,
        "duration": 4.8
    },
    {
        "text": "programs in a command like environment",
        "start": 1194.08,
        "duration": 4.4
    },
    {
        "text": "like we are you can provide any number",
        "start": 1196.32,
        "duration": 5.52
    },
    {
        "text": "of words or numbers or phrases after the",
        "start": 1198.48,
        "duration": 4.88
    },
    {
        "text": "command that you're typing and all of",
        "start": 1201.84,
        "duration": 3.6
    },
    {
        "text": "those will somehow be passed in as",
        "start": 1203.36,
        "duration": 4.64
    },
    {
        "text": "inputs to the program itself you don't",
        "start": 1205.44,
        "duration": 5.599
    },
    {
        "text": "have to prompt the user for one thing at",
        "start": 1208.0,
        "duration": 5.28
    },
    {
        "text": "a time by manually calling that input",
        "start": 1211.039,
        "duration": 4.161
    },
    {
        "text": "function so what does this mean in real",
        "start": 1213.28,
        "duration": 4.08
    },
    {
        "text": "terms well let me go ahead back into vs",
        "start": 1215.2,
        "duration": 5.04
    },
    {
        "text": "code here and let me propose that we",
        "start": 1217.36,
        "duration": 5.76
    },
    {
        "text": "consider how we might leverage a certain",
        "start": 1220.24,
        "duration": 4.64
    },
    {
        "text": "module i'm going to go ahead and create",
        "start": 1223.12,
        "duration": 3.28
    },
    {
        "text": "a file called",
        "start": 1224.88,
        "duration": 4.64
    },
    {
        "text": "name.pi and i'd like to use a new module",
        "start": 1226.4,
        "duration": 5.12
    },
    {
        "text": "this time that's going to give me access",
        "start": 1229.52,
        "duration": 3.76
    },
    {
        "text": "to",
        "start": 1231.52,
        "duration": 3.039
    },
    {
        "text": "values that have been typed at that",
        "start": 1233.28,
        "duration": 3.12
    },
    {
        "text": "command line but what's this module",
        "start": 1234.559,
        "duration": 3.36
    },
    {
        "text": "going to be well this one's going to be",
        "start": 1236.4,
        "duration": 4.159
    },
    {
        "text": "called sys and sys short for system",
        "start": 1237.919,
        "duration": 4.24
    },
    {
        "text": "contains a whole lot of functionality",
        "start": 1240.559,
        "duration": 4.081
    },
    {
        "text": "that's specific to the system itself and",
        "start": 1242.159,
        "duration": 4.321
    },
    {
        "text": "the commands that you and i are typing",
        "start": 1244.64,
        "duration": 3.76
    },
    {
        "text": "the documentation for this module is at",
        "start": 1246.48,
        "duration": 4.16
    },
    {
        "text": "this url here and it lists all of the",
        "start": 1248.4,
        "duration": 4.159
    },
    {
        "text": "various functions and variables and the",
        "start": 1250.64,
        "duration": 4.159
    },
    {
        "text": "like that come with that module but",
        "start": 1252.559,
        "duration": 3.521
    },
    {
        "text": "we're going to focus on something a",
        "start": 1254.799,
        "duration": 3.521
    },
    {
        "text": "little more specific namely this thing",
        "start": 1256.08,
        "duration": 4.76
    },
    {
        "text": "here it turns out in the sys module in",
        "start": 1258.32,
        "duration": 5.2
    },
    {
        "text": "python there is a variable that just",
        "start": 1260.84,
        "duration": 6.04
    },
    {
        "text": "magically exists for you called argv it",
        "start": 1263.52,
        "duration": 5.44
    },
    {
        "text": "stands for argument vector which is a",
        "start": 1266.88,
        "duration": 4.56
    },
    {
        "text": "fancy way of describing the list of all",
        "start": 1268.96,
        "duration": 4.64
    },
    {
        "text": "of the words that the human typed in at",
        "start": 1271.44,
        "duration": 3.52
    },
    {
        "text": "their prompt",
        "start": 1273.6,
        "duration": 3.84
    },
    {
        "text": "before they hit enter all of those are",
        "start": 1274.96,
        "duration": 5.44
    },
    {
        "text": "seemingly magically provided to you via",
        "start": 1277.44,
        "duration": 6.64
    },
    {
        "text": "python in a variable called sys.rgv",
        "start": 1280.4,
        "duration": 6.32
    },
    {
        "text": "this variable is a list which means that",
        "start": 1284.08,
        "duration": 4.0
    },
    {
        "text": "the first element is going to be the",
        "start": 1286.72,
        "duration": 2.72
    },
    {
        "text": "first word that you type the second",
        "start": 1288.08,
        "duration": 2.479
    },
    {
        "text": "element is going to be the second word",
        "start": 1289.44,
        "duration": 3.119
    },
    {
        "text": "that you typed and so forth and by way",
        "start": 1290.559,
        "duration": 4.081
    },
    {
        "text": "of this list then can you figure out",
        "start": 1292.559,
        "duration": 3.841
    },
    {
        "text": "what words did the human actually type",
        "start": 1294.64,
        "duration": 3.519
    },
    {
        "text": "at the prompt and maybe use that to",
        "start": 1296.4,
        "duration": 4.08
    },
    {
        "text": "influence the behavior of your own",
        "start": 1298.159,
        "duration": 4.081
    },
    {
        "text": "program so what does this mean now in",
        "start": 1300.48,
        "duration": 3.6
    },
    {
        "text": "real terms well in this new tab called",
        "start": 1302.24,
        "duration": 4.64
    },
    {
        "text": "name dot pi let me go ahead and import",
        "start": 1304.08,
        "duration": 5.52
    },
    {
        "text": "sys within that sys module is going to",
        "start": 1306.88,
        "duration": 5.52
    },
    {
        "text": "give me access to sys.rgv but how might",
        "start": 1309.6,
        "duration": 4.8
    },
    {
        "text": "i want to use it well let's do this",
        "start": 1312.4,
        "duration": 4.24
    },
    {
        "text": "instead of writing a hello world program",
        "start": 1314.4,
        "duration": 5.36
    },
    {
        "text": "that all of these times has just looked",
        "start": 1316.64,
        "duration": 5.519
    },
    {
        "text": "for the return value of input to figure",
        "start": 1319.76,
        "duration": 4.64
    },
    {
        "text": "out what the user wants me to print",
        "start": 1322.159,
        "duration": 3.921
    },
    {
        "text": "let's go ahead and just expect the user",
        "start": 1324.4,
        "duration": 3.44
    },
    {
        "text": "to tell us when they run the python",
        "start": 1326.08,
        "duration": 4.0
    },
    {
        "text": "program itself what their name is and",
        "start": 1327.84,
        "duration": 3.76
    },
    {
        "text": "suppose this time i'd like to generate a",
        "start": 1330.08,
        "duration": 3.76
    },
    {
        "text": "whole bunch of name tags initially just",
        "start": 1331.6,
        "duration": 4.319
    },
    {
        "text": "one and in the us here it's very common",
        "start": 1333.84,
        "duration": 3.6
    },
    {
        "text": "to wear a sticker on your lapel that",
        "start": 1335.919,
        "duration": 3.76
    },
    {
        "text": "says hello my name is david so i want to",
        "start": 1337.44,
        "duration": 4.0
    },
    {
        "text": "print out some text that resembles that",
        "start": 1339.679,
        "duration": 3.521
    },
    {
        "text": "the idea being maybe i could enhance",
        "start": 1341.44,
        "duration": 3.599
    },
    {
        "text": "this program someday to even send that",
        "start": 1343.2,
        "duration": 3.2
    },
    {
        "text": "text straight to the printer and",
        "start": 1345.039,
        "duration": 3.681
    },
    {
        "text": "dynamically generate those name tags",
        "start": 1346.4,
        "duration": 4.0
    },
    {
        "text": "well let me go ahead now and do this let",
        "start": 1348.72,
        "duration": 3.52
    },
    {
        "text": "me go ahead and print out as always",
        "start": 1350.4,
        "duration": 3.44
    },
    {
        "text": "hello but i'll say a little something",
        "start": 1352.24,
        "duration": 2.88
    },
    {
        "text": "more this time to make things more",
        "start": 1353.84,
        "duration": 3.839
    },
    {
        "text": "interesting hello my name is quote",
        "start": 1355.12,
        "duration": 5.919
    },
    {
        "text": "unquote and then after that i normally",
        "start": 1357.679,
        "duration": 5.761
    },
    {
        "text": "have been in the habit of calling input",
        "start": 1361.039,
        "duration": 4.561
    },
    {
        "text": "storing the return value in a variable",
        "start": 1363.44,
        "duration": 4.479
    },
    {
        "text": "and passing in the name of that variable",
        "start": 1365.6,
        "duration": 4.24
    },
    {
        "text": "here but i'm going to instead jump right",
        "start": 1367.919,
        "duration": 3.161
    },
    {
        "text": "to this",
        "start": 1369.84,
        "duration": 5.28
    },
    {
        "text": "sys.rv bracket one and that's it",
        "start": 1371.08,
        "duration": 5.56
    },
    {
        "text": "i'm going to have a program here that",
        "start": 1375.12,
        "duration": 3.76
    },
    {
        "text": "says hello my name is followed by",
        "start": 1376.64,
        "duration": 6.0
    },
    {
        "text": "whatever is in sys.rv bracket one and",
        "start": 1378.88,
        "duration": 6.0
    },
    {
        "text": "notice sis.rgv again is a list and",
        "start": 1382.64,
        "duration": 4.08
    },
    {
        "text": "recall from our discussion of loops and",
        "start": 1384.88,
        "duration": 3.84
    },
    {
        "text": "in turn list we use the square bracket",
        "start": 1386.72,
        "duration": 4.88
    },
    {
        "text": "notation to get at the various elements",
        "start": 1388.72,
        "duration": 4.64
    },
    {
        "text": "inside of a list all right let me go",
        "start": 1391.6,
        "duration": 3.84
    },
    {
        "text": "down now into my terminal window and run",
        "start": 1393.36,
        "duration": 4.48
    },
    {
        "text": "python of name dot pi but this time",
        "start": 1395.44,
        "duration": 4.4
    },
    {
        "text": "rather than just hit enter and wait for",
        "start": 1397.84,
        "duration": 3.76
    },
    {
        "text": "the program to prompt me for my name let",
        "start": 1399.84,
        "duration": 3.92
    },
    {
        "text": "me proactively just tell this program",
        "start": 1401.6,
        "duration": 4.319
    },
    {
        "text": "what my name is at the so-called command",
        "start": 1403.76,
        "duration": 5.039
    },
    {
        "text": "line here we go dav id separated with a",
        "start": 1405.919,
        "duration": 5.281
    },
    {
        "text": "space from the name of the file so that",
        "start": 1408.799,
        "duration": 4.961
    },
    {
        "text": "now when i execute python name dot pi",
        "start": 1411.2,
        "duration": 6.16
    },
    {
        "text": "david i see on the screen voila hello my",
        "start": 1413.76,
        "duration": 5.919
    },
    {
        "text": "name is david so based on this",
        "start": 1417.36,
        "duration": 4.559
    },
    {
        "text": "demonstration alone i think we can infer",
        "start": 1419.679,
        "duration": 4.48
    },
    {
        "text": "exactly what's going on in sys.rg even",
        "start": 1421.919,
        "duration": 4.0
    },
    {
        "text": "though it sounds certainly at first",
        "start": 1424.159,
        "duration": 2.801
    },
    {
        "text": "glance",
        "start": 1425.919,
        "duration": 3.401
    },
    {
        "text": "rather complicated here let's look up at",
        "start": 1426.96,
        "duration": 6.64
    },
    {
        "text": "sys.rgv i'm going to bracket one here so",
        "start": 1429.32,
        "duration": 8.2
    },
    {
        "text": "clearly sys.rv bracket one",
        "start": 1433.6,
        "duration": 7.92
    },
    {
        "text": "is storing dav id but it's one in the",
        "start": 1437.52,
        "duration": 6.08
    },
    {
        "text": "past when we looked at loops recall that",
        "start": 1441.52,
        "duration": 4.48
    },
    {
        "text": "we said that they were zero indexed that",
        "start": 1443.6,
        "duration": 4.48
    },
    {
        "text": "is the first element is zero the next",
        "start": 1446.0,
        "duration": 4.799
    },
    {
        "text": "element is one this next element is two",
        "start": 1448.08,
        "duration": 5.28
    },
    {
        "text": "and so forth and yet here i am treating",
        "start": 1450.799,
        "duration": 4.24
    },
    {
        "text": "it as though my name is at the start of",
        "start": 1453.36,
        "duration": 4.24
    },
    {
        "text": "the list one well let me ask this",
        "start": 1455.039,
        "duration": 3.681
    },
    {
        "text": "question",
        "start": 1457.6,
        "duration": 5.439
    },
    {
        "text": "what is probably in cis.rgv of zero",
        "start": 1458.72,
        "duration": 8.8
    },
    {
        "text": "what is probably insist dot argv of zero",
        "start": 1463.039,
        "duration": 7.12
    },
    {
        "text": "the very first element actually in that",
        "start": 1467.52,
        "duration": 5.759
    },
    {
        "text": "list oh yeah i think",
        "start": 1470.159,
        "duration": 5.361
    },
    {
        "text": "it's like in c",
        "start": 1473.279,
        "duration": 4.321
    },
    {
        "text": "the name of program",
        "start": 1475.52,
        "duration": 4.08
    },
    {
        "text": "indeed it's indeed like in c in other",
        "start": 1477.6,
        "duration": 4.319
    },
    {
        "text": "languages the name of the program well",
        "start": 1479.6,
        "duration": 4.72
    },
    {
        "text": "if we consider what it was i typed i",
        "start": 1481.919,
        "duration": 3.921
    },
    {
        "text": "certainly typed python because that's",
        "start": 1484.32,
        "duration": 3.12
    },
    {
        "text": "the name of my interpreter and we don't",
        "start": 1485.84,
        "duration": 3.12
    },
    {
        "text": "really need to know that because we're",
        "start": 1487.44,
        "duration": 3.76
    },
    {
        "text": "using python itself but after that i did",
        "start": 1488.96,
        "duration": 4.719
    },
    {
        "text": "type two things i typed name dot pi as",
        "start": 1491.2,
        "duration": 4.4
    },
    {
        "text": "i've done so many times anytime i want",
        "start": 1493.679,
        "duration": 3.681
    },
    {
        "text": "python to interpret a program i've",
        "start": 1495.6,
        "duration": 3.679
    },
    {
        "text": "written and it turns out by convention",
        "start": 1497.36,
        "duration": 5.04
    },
    {
        "text": "what python does is it stores in sys.rgv",
        "start": 1499.279,
        "duration": 5.361
    },
    {
        "text": "the name of the file that you're",
        "start": 1502.4,
        "duration": 5.12
    },
    {
        "text": "executing or interpreting followed by",
        "start": 1504.64,
        "duration": 5.2
    },
    {
        "text": "any number of other words that you typed",
        "start": 1507.52,
        "duration": 4.399
    },
    {
        "text": "so all this time we could have been",
        "start": 1509.84,
        "duration": 3.68
    },
    {
        "text": "accessing the name of the program which",
        "start": 1511.919,
        "duration": 3.36
    },
    {
        "text": "frankly isn't all that interesting but",
        "start": 1513.52,
        "duration": 4.0
    },
    {
        "text": "we can also now access words that are",
        "start": 1515.279,
        "duration": 5.041
    },
    {
        "text": "typed after that prompt as well",
        "start": 1517.52,
        "duration": 5.6
    },
    {
        "text": "but of course if i don't type anything",
        "start": 1520.32,
        "duration": 3.839
    },
    {
        "text": "in",
        "start": 1523.12,
        "duration": 2.799
    },
    {
        "text": "what might happen here this might be",
        "start": 1524.159,
        "duration": 3.201
    },
    {
        "text": "naive of me to assume that there's",
        "start": 1525.919,
        "duration": 3.12
    },
    {
        "text": "always going to be something at location",
        "start": 1527.36,
        "duration": 4.24
    },
    {
        "text": "1 in sys.rgv let me go ahead and try",
        "start": 1529.039,
        "duration": 5.52
    },
    {
        "text": "this python name dot pi and no i'm not",
        "start": 1531.6,
        "duration": 4.64
    },
    {
        "text": "giving you my name because at this point",
        "start": 1534.559,
        "duration": 3.681
    },
    {
        "text": "i might not even know that you want my",
        "start": 1536.24,
        "duration": 4.4
    },
    {
        "text": "name to be typed so let me hit enter now",
        "start": 1538.24,
        "duration": 4.72
    },
    {
        "text": "and uh uh-oh we see now an error a",
        "start": 1540.64,
        "duration": 4.56
    },
    {
        "text": "so-called exception in python this one's",
        "start": 1542.96,
        "duration": 5.04
    },
    {
        "text": "a new one this one's an index error that",
        "start": 1545.2,
        "duration": 5.92
    },
    {
        "text": "elaborates list index out of range and",
        "start": 1548.0,
        "duration": 4.4
    },
    {
        "text": "turns out this is actually one of the",
        "start": 1551.12,
        "duration": 3.36
    },
    {
        "text": "most common mistakes in programming",
        "start": 1552.4,
        "duration": 4.8
    },
    {
        "text": "whether using a list in python or arrays",
        "start": 1554.48,
        "duration": 4.88
    },
    {
        "text": "or vectors in other languages is to try",
        "start": 1557.2,
        "duration": 4.32
    },
    {
        "text": "to access some element that does not",
        "start": 1559.36,
        "duration": 4.319
    },
    {
        "text": "exist you try to go too far to the left",
        "start": 1561.52,
        "duration": 4.159
    },
    {
        "text": "or you try to go too far to the right in",
        "start": 1563.679,
        "duration": 3.201
    },
    {
        "text": "this",
        "start": 1565.679,
        "duration": 3.6
    },
    {
        "text": "in this object that is just a list of",
        "start": 1566.88,
        "duration": 4.96
    },
    {
        "text": "some values so of course the mistake",
        "start": 1569.279,
        "duration": 4.321
    },
    {
        "text": "here is that i'm assuming there's going",
        "start": 1571.84,
        "duration": 3.839
    },
    {
        "text": "to be something at location one when",
        "start": 1573.6,
        "duration": 4.4
    },
    {
        "text": "really it's location zero that's the",
        "start": 1575.679,
        "duration": 4.401
    },
    {
        "text": "only one that has a value but fixing",
        "start": 1578.0,
        "duration": 4.159
    },
    {
        "text": "this is not going to amount to doing",
        "start": 1580.08,
        "duration": 4.32
    },
    {
        "text": "bracket zero because now if i go ahead",
        "start": 1582.159,
        "duration": 4.4
    },
    {
        "text": "and rerun this program with no other",
        "start": 1584.4,
        "duration": 4.8
    },
    {
        "text": "words after name.pi it says hello my",
        "start": 1586.559,
        "duration": 4.961
    },
    {
        "text": "name is name.pie which is fine if we're",
        "start": 1589.2,
        "duration": 4.0
    },
    {
        "text": "making a name tag for the program but",
        "start": 1591.52,
        "duration": 3.68
    },
    {
        "text": "that's not of course what my goal here",
        "start": 1593.2,
        "duration": 4.64
    },
    {
        "text": "is instead so if the fix is not just to",
        "start": 1595.2,
        "duration": 4.8
    },
    {
        "text": "change the one to a zero",
        "start": 1597.84,
        "duration": 5.68
    },
    {
        "text": "how else might i handle this error",
        "start": 1600.0,
        "duration": 6.08
    },
    {
        "text": "how else might i handle this error",
        "start": 1603.52,
        "duration": 4.399
    },
    {
        "text": "this index error that happens if the",
        "start": 1606.08,
        "duration": 4.0
    },
    {
        "text": "user just doesn't remember to or doesn't",
        "start": 1607.919,
        "duration": 4.321
    },
    {
        "text": "know to type their actual name at the",
        "start": 1610.08,
        "duration": 3.44
    },
    {
        "text": "prompt",
        "start": 1612.24,
        "duration": 3.36
    },
    {
        "text": "we could always put an exception into",
        "start": 1613.52,
        "duration": 4.0
    },
    {
        "text": "the program saying",
        "start": 1615.6,
        "duration": 4.959
    },
    {
        "text": "if there is um if there's nothing at",
        "start": 1617.52,
        "duration": 4.72
    },
    {
        "text": "location one",
        "start": 1620.559,
        "duration": 4.0
    },
    {
        "text": "we just come out to say okay we haven't",
        "start": 1622.24,
        "duration": 4.4
    },
    {
        "text": "got a parameter or something but if",
        "start": 1624.559,
        "duration": 3.921
    },
    {
        "text": "there is you continue along with the",
        "start": 1626.64,
        "duration": 3.12
    },
    {
        "text": "program",
        "start": 1628.48,
        "duration": 3.28
    },
    {
        "text": "perfect so if i might simplify we can",
        "start": 1629.76,
        "duration": 4.24
    },
    {
        "text": "try to execute this line of code except",
        "start": 1631.76,
        "duration": 3.6
    },
    {
        "text": "if there's an error we'll deal with it",
        "start": 1634.0,
        "duration": 3.919
    },
    {
        "text": "in some other way now ideally and once",
        "start": 1635.36,
        "duration": 4.24
    },
    {
        "text": "i'm a strong enough programmer i would",
        "start": 1637.919,
        "duration": 3.601
    },
    {
        "text": "have anticipated this and written the",
        "start": 1639.6,
        "duration": 4.0
    },
    {
        "text": "following code from the get-go but when",
        "start": 1641.52,
        "duration": 3.039
    },
    {
        "text": "you're learning it's certainly",
        "start": 1643.6,
        "duration": 2.559
    },
    {
        "text": "reasonable to see an error oh i didn't",
        "start": 1644.559,
        "duration": 3.521
    },
    {
        "text": "realize i should detect that and then go",
        "start": 1646.159,
        "duration": 3.601
    },
    {
        "text": "back and improve your code but of course",
        "start": 1648.08,
        "duration": 3.52
    },
    {
        "text": "if you read the documentation you",
        "start": 1649.76,
        "duration": 3.36
    },
    {
        "text": "ingrain some of the lessons learned from",
        "start": 1651.6,
        "duration": 3.52
    },
    {
        "text": "the past you'll get into the habit of",
        "start": 1653.12,
        "duration": 3.76
    },
    {
        "text": "trying and checking for some of these",
        "start": 1655.12,
        "duration": 3.76
    },
    {
        "text": "exceptions yourself so let me solve this",
        "start": 1656.88,
        "duration": 4.399
    },
    {
        "text": "in one possible way as you proposed here",
        "start": 1658.88,
        "duration": 4.24
    },
    {
        "text": "let's try to handle this exception as",
        "start": 1661.279,
        "duration": 3.76
    },
    {
        "text": "follows let me go ahead now and instead",
        "start": 1663.12,
        "duration": 4.159
    },
    {
        "text": "of just blindly calling this print line",
        "start": 1665.039,
        "duration": 3.441
    },
    {
        "text": "let me try",
        "start": 1667.279,
        "duration": 3.681
    },
    {
        "text": "to print out hello my name is such and",
        "start": 1668.48,
        "duration": 5.04
    },
    {
        "text": "such except if there is an issue",
        "start": 1670.96,
        "duration": 5.599
    },
    {
        "text": "specifically an index error then what do",
        "start": 1673.52,
        "duration": 4.8
    },
    {
        "text": "i want to go ahead and do i'm going to",
        "start": 1676.559,
        "duration": 4.561
    },
    {
        "text": "say something like too few arguments i",
        "start": 1678.32,
        "duration": 4.719
    },
    {
        "text": "could be more explanatory than that but",
        "start": 1681.12,
        "duration": 3.84
    },
    {
        "text": "for now i'm just going to explain to the",
        "start": 1683.039,
        "duration": 3.76
    },
    {
        "text": "user that they gave me too few arguments",
        "start": 1684.96,
        "duration": 4.56
    },
    {
        "text": "too few words at the prompt so now it's",
        "start": 1686.799,
        "duration": 4.88
    },
    {
        "text": "still not going to work in quite the way",
        "start": 1689.52,
        "duration": 3.759
    },
    {
        "text": "i want i'm still not going to be able to",
        "start": 1691.679,
        "duration": 3.12
    },
    {
        "text": "generate their name tag but at least",
        "start": 1693.279,
        "duration": 2.88
    },
    {
        "text": "they're not going to see some cryptic",
        "start": 1694.799,
        "duration": 2.961
    },
    {
        "text": "error message and think that they",
        "start": 1696.159,
        "duration": 3.841
    },
    {
        "text": "themselves broke the program let me go",
        "start": 1697.76,
        "duration": 4.0
    },
    {
        "text": "ahead now and run python of name.pi",
        "start": 1700.0,
        "duration": 4.24
    },
    {
        "text": "enter and too few arguments okay let me",
        "start": 1701.76,
        "duration": 4.639
    },
    {
        "text": "go ahead now and do python of name.pi",
        "start": 1704.24,
        "duration": 5.12
    },
    {
        "text": "and type in my name david and now we're",
        "start": 1706.399,
        "duration": 5.52
    },
    {
        "text": "back in business and i see that my name",
        "start": 1709.36,
        "duration": 4.24
    },
    {
        "text": "is on the screen too",
        "start": 1711.919,
        "duration": 4.081
    },
    {
        "text": "but strictly speaking i don't have to",
        "start": 1713.6,
        "duration": 4.48
    },
    {
        "text": "try to do this i could actually be a",
        "start": 1716.0,
        "duration": 4.399
    },
    {
        "text": "little more defensive in writing this",
        "start": 1718.08,
        "duration": 4.88
    },
    {
        "text": "code and maybe i could check whether or",
        "start": 1720.399,
        "duration": 5.361
    },
    {
        "text": "not the user has indeed provided a name",
        "start": 1722.96,
        "duration": 5.199
    },
    {
        "text": "or multiple names at the prompt so as to",
        "start": 1725.76,
        "duration": 4.72
    },
    {
        "text": "give them more refined error messages as",
        "start": 1728.159,
        "duration": 4.481
    },
    {
        "text": "well so how might i do this well let me",
        "start": 1730.48,
        "duration": 4.88
    },
    {
        "text": "go and undo the exception handling i've",
        "start": 1732.64,
        "duration": 4.639
    },
    {
        "text": "added and why don't i instead more",
        "start": 1735.36,
        "duration": 4.24
    },
    {
        "text": "modestly try to do this let me go ahead",
        "start": 1737.279,
        "duration": 5.201
    },
    {
        "text": "and introduce a conditional here if the",
        "start": 1739.6,
        "duration": 5.76
    },
    {
        "text": "length of cis.rgv",
        "start": 1742.48,
        "duration": 6.24
    },
    {
        "text": "is less than two or equivalently equal",
        "start": 1745.36,
        "duration": 5.6
    },
    {
        "text": "to just one value but i'll just stick",
        "start": 1748.72,
        "duration": 4.079
    },
    {
        "text": "with less than two for now",
        "start": 1750.96,
        "duration": 5.04
    },
    {
        "text": "then go ahead and print out too few",
        "start": 1752.799,
        "duration": 5.521
    },
    {
        "text": "arguments so i want ultimately two",
        "start": 1756.0,
        "duration": 4.399
    },
    {
        "text": "arguments i want the name of the program",
        "start": 1758.32,
        "duration": 4.16
    },
    {
        "text": "at location zero and i want the name of",
        "start": 1760.399,
        "duration": 4.081
    },
    {
        "text": "the human at location one so that's a",
        "start": 1762.48,
        "duration": 3.84
    },
    {
        "text": "total of two arguments so if i have",
        "start": 1764.48,
        "duration": 3.76
    },
    {
        "text": "fewer than two arguments let's tell the",
        "start": 1766.32,
        "duration": 4.16
    },
    {
        "text": "user with this print line l if the",
        "start": 1768.24,
        "duration": 4.48
    },
    {
        "text": "length of sys.rgv",
        "start": 1770.48,
        "duration": 4.4
    },
    {
        "text": "is say greater than two like they typed",
        "start": 1772.72,
        "duration": 3.679
    },
    {
        "text": "in too many words at the prompt well",
        "start": 1774.88,
        "duration": 4.24
    },
    {
        "text": "let's tell them print quote unquote too",
        "start": 1776.399,
        "duration": 5.76
    },
    {
        "text": "many arguments else if they did get it",
        "start": 1779.12,
        "duration": 4.799
    },
    {
        "text": "right and they gave me exactly two",
        "start": 1782.159,
        "duration": 4.481
    },
    {
        "text": "arguments else let's go ahead and print",
        "start": 1783.919,
        "duration": 4.48
    },
    {
        "text": "what i actually care about all right let",
        "start": 1786.64,
        "duration": 3.36
    },
    {
        "text": "me go down to my terminal window here",
        "start": 1788.399,
        "duration": 5.041
    },
    {
        "text": "and run python of name.pi and voila",
        "start": 1790.0,
        "duration": 5.279
    },
    {
        "text": "a completely different type of error",
        "start": 1793.44,
        "duration": 3.839
    },
    {
        "text": "this one a syntax error which we've seen",
        "start": 1795.279,
        "duration": 4.241
    },
    {
        "text": "in the past now a syntax error recall is",
        "start": 1797.279,
        "duration": 4.64
    },
    {
        "text": "me a culpa like i messed up here and i",
        "start": 1799.52,
        "duration": 5.12
    },
    {
        "text": "wrote invalid syntax and so no amount of",
        "start": 1801.919,
        "duration": 4.961
    },
    {
        "text": "conditionals or exception handling is",
        "start": 1804.64,
        "duration": 3.68
    },
    {
        "text": "really going to catch this one i need to",
        "start": 1806.88,
        "duration": 3.039
    },
    {
        "text": "go back and just get my program to work",
        "start": 1808.32,
        "duration": 3.28
    },
    {
        "text": "because it's not running at all well let",
        "start": 1809.919,
        "duration": 4.0
    },
    {
        "text": "me go up here and see",
        "start": 1811.6,
        "duration": 5.36
    },
    {
        "text": "line 4 is the issue and indeed it looks",
        "start": 1813.919,
        "duration": 5.76
    },
    {
        "text": "like i have an unterminated string here",
        "start": 1816.96,
        "duration": 4.56
    },
    {
        "text": "i need to go ahead and now add this",
        "start": 1819.679,
        "duration": 3.921
    },
    {
        "text": "double quote so let me go ahead now when",
        "start": 1821.52,
        "duration": 4.08
    },
    {
        "text": "with that red herring gone let me rerun",
        "start": 1823.6,
        "duration": 4.24
    },
    {
        "text": "python of name dot pi and hit enter and",
        "start": 1825.6,
        "duration": 4.64
    },
    {
        "text": "now we see too few arguments okay maybe",
        "start": 1827.84,
        "duration": 4.16
    },
    {
        "text": "it wants my full name let me go ahead",
        "start": 1830.24,
        "duration": 4.0
    },
    {
        "text": "now and run python of name dot pi david",
        "start": 1832.0,
        "duration": 5.44
    },
    {
        "text": "malin typing in both words after the",
        "start": 1834.24,
        "duration": 5.28
    },
    {
        "text": "name of the file and hit enter and now",
        "start": 1837.44,
        "duration": 4.0
    },
    {
        "text": "of course it's too many arguments fine",
        "start": 1839.52,
        "duration": 4.32
    },
    {
        "text": "now i'll oblige and do python of name.pi",
        "start": 1841.44,
        "duration": 4.56
    },
    {
        "text": "and just david and there we have it my",
        "start": 1843.84,
        "duration": 4.4
    },
    {
        "text": "name tag printed on the screen so",
        "start": 1846.0,
        "duration": 3.84
    },
    {
        "text": "strictly speaking we don't have to",
        "start": 1848.24,
        "duration": 3.439
    },
    {
        "text": "handle exceptions if we can be a little",
        "start": 1849.84,
        "duration": 3.68
    },
    {
        "text": "smarter about it and just check for the",
        "start": 1851.679,
        "duration": 3.36
    },
    {
        "text": "things that we're worried about",
        "start": 1853.52,
        "duration": 3.44
    },
    {
        "text": "especially if we want to give the user",
        "start": 1855.039,
        "duration": 3.52
    },
    {
        "text": "more refined advice we don't want to",
        "start": 1856.96,
        "duration": 3.52
    },
    {
        "text": "just tell them no something went wrong",
        "start": 1858.559,
        "duration": 3.761
    },
    {
        "text": "or we don't want to pass we want to tell",
        "start": 1860.48,
        "duration": 4.48
    },
    {
        "text": "them no that's too few or no that's too",
        "start": 1862.32,
        "duration": 4.56
    },
    {
        "text": "many we have conditionals in our",
        "start": 1864.96,
        "duration": 4.8
    },
    {
        "text": "vocabulary already via which we can now",
        "start": 1866.88,
        "duration": 4.88
    },
    {
        "text": "express that well let me pause here and",
        "start": 1869.76,
        "duration": 4.08
    },
    {
        "text": "see if there's any questions now on how",
        "start": 1871.76,
        "duration": 4.0
    },
    {
        "text": "we handled the error before with the",
        "start": 1873.84,
        "duration": 4.24
    },
    {
        "text": "index error or how now we're just",
        "start": 1875.76,
        "duration": 5.12
    },
    {
        "text": "proactively avoiding all index errors",
        "start": 1878.08,
        "duration": 5.52
    },
    {
        "text": "all together by just checking first is",
        "start": 1880.88,
        "duration": 4.639
    },
    {
        "text": "it too few is it too many or is it",
        "start": 1883.6,
        "duration": 4.72
    },
    {
        "text": "exactly what we want oh yeah thank you",
        "start": 1885.519,
        "duration": 4.961
    },
    {
        "text": "um so i was wondering you you touched",
        "start": 1888.32,
        "duration": 5.28
    },
    {
        "text": "upon kind of using your full name um",
        "start": 1890.48,
        "duration": 5.84
    },
    {
        "text": "could we could we then um",
        "start": 1893.6,
        "duration": 4.16
    },
    {
        "text": "is there a way",
        "start": 1896.32,
        "duration": 4.16
    },
    {
        "text": "going forwards that perhaps we",
        "start": 1897.76,
        "duration": 4.32
    },
    {
        "text": "have people that want their full names",
        "start": 1900.48,
        "duration": 3.6
    },
    {
        "text": "and want their just their first name",
        "start": 1902.08,
        "duration": 4.319
    },
    {
        "text": "that we separate that into like oh this",
        "start": 1904.08,
        "duration": 4.719
    },
    {
        "text": "person has full name this person has",
        "start": 1906.399,
        "duration": 4.64
    },
    {
        "text": "just the one name",
        "start": 1908.799,
        "duration": 4.88
    },
    {
        "text": "absolutely and allow me to",
        "start": 1911.039,
        "duration": 4.48
    },
    {
        "text": "allow me to propose we come back to that",
        "start": 1913.679,
        "duration": 3.84
    },
    {
        "text": "support for multiple names",
        "start": 1915.519,
        "duration": 3.681
    },
    {
        "text": "but indeed we could do that and i should",
        "start": 1917.519,
        "duration": 4.561
    },
    {
        "text": "know too though we can support full",
        "start": 1919.2,
        "duration": 5.199
    },
    {
        "text": "names right now if i do this instead of",
        "start": 1922.08,
        "duration": 4.719
    },
    {
        "text": "typing in david spacemailin which is",
        "start": 1924.399,
        "duration": 4.481
    },
    {
        "text": "problematic because again by definition",
        "start": 1926.799,
        "duration": 5.521
    },
    {
        "text": "of how argv works each word ends up in a",
        "start": 1928.88,
        "duration": 5.84
    },
    {
        "text": "specific location in the list but if i",
        "start": 1932.32,
        "duration": 4.4
    },
    {
        "text": "add quotes single quotes or double",
        "start": 1934.72,
        "duration": 4.559
    },
    {
        "text": "quotes at the command line now python",
        "start": 1936.72,
        "duration": 4.4
    },
    {
        "text": "will view this as two total things the",
        "start": 1939.279,
        "duration": 3.921
    },
    {
        "text": "name of the file and this full name and",
        "start": 1941.12,
        "duration": 3.679
    },
    {
        "text": "now when i hit enter i don't see the",
        "start": 1943.2,
        "duration": 3.92
    },
    {
        "text": "quotes the whole thing is passed in as",
        "start": 1944.799,
        "duration": 4.321
    },
    {
        "text": "my full name and if i want to adapt this",
        "start": 1947.12,
        "duration": 3.679
    },
    {
        "text": "further for multiple people we'll be",
        "start": 1949.12,
        "duration": 3.84
    },
    {
        "text": "able to do that as well other questions",
        "start": 1950.799,
        "duration": 5.441
    },
    {
        "text": "now on this version with if elif else or",
        "start": 1952.96,
        "duration": 5.839
    },
    {
        "text": "on accept before",
        "start": 1956.24,
        "duration": 4.96
    },
    {
        "text": "i want to i want to ask you",
        "start": 1958.799,
        "duration": 5.201
    },
    {
        "text": "can we use multiple else statement can",
        "start": 1961.2,
        "duration": 4.8
    },
    {
        "text": "you use multiple else's statements no",
        "start": 1964.0,
        "duration": 4.0
    },
    {
        "text": "else is the last catch-all statement",
        "start": 1966.0,
        "duration": 4.24
    },
    {
        "text": "that you can have you can have multiple",
        "start": 1968.0,
        "duration": 5.039
    },
    {
        "text": "l if statements in the middle but not",
        "start": 1970.24,
        "duration": 6.279
    },
    {
        "text": "multiple elses",
        "start": 1973.039,
        "duration": 3.48
    },
    {
        "text": "all right",
        "start": 1976.799,
        "duration": 2.48
    },
    {
        "text": "all right well let's turn our attention",
        "start": 1977.84,
        "duration": 2.8
    },
    {
        "text": "back now to this code and see if we",
        "start": 1979.279,
        "duration": 3.361
    },
    {
        "text": "can't refine it a bit more by adding in",
        "start": 1980.64,
        "duration": 3.759
    },
    {
        "text": "some additional functionality that we",
        "start": 1982.64,
        "duration": 4.24
    },
    {
        "text": "get with modules like the sys module one",
        "start": 1984.399,
        "duration": 4.081
    },
    {
        "text": "of the things i don't love about this",
        "start": 1986.88,
        "duration": 3.36
    },
    {
        "text": "version of the code even though arguably",
        "start": 1988.48,
        "duration": 3.919
    },
    {
        "text": "it is now correct",
        "start": 1990.24,
        "duration": 4.48
    },
    {
        "text": "is that the essence of my program which",
        "start": 1992.399,
        "duration": 4.481
    },
    {
        "text": "is just to print out the name tag is",
        "start": 1994.72,
        "duration": 4.559
    },
    {
        "text": "kind of relegated to this else clause",
        "start": 1996.88,
        "duration": 5.2
    },
    {
        "text": "and that's fine logically it's correct",
        "start": 1999.279,
        "duration": 5.12
    },
    {
        "text": "but generally speaking there's something",
        "start": 2002.08,
        "duration": 4.4
    },
    {
        "text": "nice about keeping all of your error",
        "start": 2004.399,
        "duration": 5.28
    },
    {
        "text": "handling separate from the code that you",
        "start": 2006.48,
        "duration": 5.36
    },
    {
        "text": "really care about having all of these",
        "start": 2009.679,
        "duration": 4.161
    },
    {
        "text": "ifs lifts perhaps at the top of your",
        "start": 2011.84,
        "duration": 4.16
    },
    {
        "text": "code that are checking to make sure that",
        "start": 2013.84,
        "duration": 4.24
    },
    {
        "text": "all of the data is as expected but then",
        "start": 2016.0,
        "duration": 4.48
    },
    {
        "text": "it would be nice if only for design's",
        "start": 2018.08,
        "duration": 4.88
    },
    {
        "text": "sake not to sort of hide in this else",
        "start": 2020.48,
        "duration": 4.559
    },
    {
        "text": "statement the actual code that you care",
        "start": 2022.96,
        "duration": 4.16
    },
    {
        "text": "about i would prefer for instance to do",
        "start": 2025.039,
        "duration": 4.48
    },
    {
        "text": "something logically like this i could",
        "start": 2027.12,
        "duration": 4.64
    },
    {
        "text": "check for errors up top",
        "start": 2029.519,
        "duration": 4.961
    },
    {
        "text": "and then down here print the name tags",
        "start": 2031.76,
        "duration": 4.08
    },
    {
        "text": "it would be nice if those are sort of",
        "start": 2034.48,
        "duration": 3.84
    },
    {
        "text": "distinct blocks of code all of which are",
        "start": 2035.84,
        "duration": 4.559
    },
    {
        "text": "here left aligned but there's a problem",
        "start": 2038.32,
        "duration": 4.16
    },
    {
        "text": "with what i've just done here",
        "start": 2040.399,
        "duration": 5.201
    },
    {
        "text": "logically what bug did i just introduced",
        "start": 2042.48,
        "duration": 5.52
    },
    {
        "text": "by getting rid of the else",
        "start": 2045.6,
        "duration": 5.2
    },
    {
        "text": "and introducing line 10 on its own with",
        "start": 2048.0,
        "duration": 5.04
    },
    {
        "text": "no indentation outside of the",
        "start": 2050.8,
        "duration": 3.76
    },
    {
        "text": "conditional",
        "start": 2053.04,
        "duration": 3.44
    },
    {
        "text": "what bug have i just introduced what",
        "start": 2054.56,
        "duration": 4.799
    },
    {
        "text": "mistake to be clear",
        "start": 2056.48,
        "duration": 5.919
    },
    {
        "text": "um name error ironically it's a name",
        "start": 2059.359,
        "duration": 5.601
    },
    {
        "text": "error but not a name error exception",
        "start": 2062.399,
        "duration": 5.52
    },
    {
        "text": "it's an error with my name but",
        "start": 2064.96,
        "duration": 5.439
    },
    {
        "text": "i think you're frozen for me it's going",
        "start": 2067.919,
        "duration": 4.641
    },
    {
        "text": "to raise an exception because even",
        "start": 2070.399,
        "duration": 3.921
    },
    {
        "text": "though i'm checking the length of",
        "start": 2072.56,
        "duration": 4.319
    },
    {
        "text": "sys.rgv up top and even though i'm",
        "start": 2074.32,
        "duration": 4.48
    },
    {
        "text": "checking it again for being greater than",
        "start": 2076.879,
        "duration": 3.841
    },
    {
        "text": "two not just less than two but greater",
        "start": 2078.8,
        "duration": 4.319
    },
    {
        "text": "i'm still then blindly and incorrectly",
        "start": 2080.72,
        "duration": 4.56
    },
    {
        "text": "assuming it's now going to exist so just",
        "start": 2083.119,
        "duration": 4.56
    },
    {
        "text": "to be clear if i run python of name dot",
        "start": 2085.28,
        "duration": 4.799
    },
    {
        "text": "pi and i don't type any arguments i've",
        "start": 2087.679,
        "duration": 4.72
    },
    {
        "text": "got too few i think i'm going to see",
        "start": 2090.079,
        "duration": 4.721
    },
    {
        "text": "that i have too few but i'm also going",
        "start": 2092.399,
        "duration": 4.72
    },
    {
        "text": "to see that same exception at the very",
        "start": 2094.8,
        "duration": 3.84
    },
    {
        "text": "top of my terminal windows output",
        "start": 2097.119,
        "duration": 3.121
    },
    {
        "text": "there's my error message too few",
        "start": 2098.64,
        "duration": 4.0
    },
    {
        "text": "arguments but again on line 10 i blindly",
        "start": 2100.24,
        "duration": 5.359
    },
    {
        "text": "proceed to still index into my list at",
        "start": 2102.64,
        "duration": 6.0
    },
    {
        "text": "location one which does not exist so it",
        "start": 2105.599,
        "duration": 4.881
    },
    {
        "text": "turns out there's a better way to handle",
        "start": 2108.64,
        "duration": 3.199
    },
    {
        "text": "errors like this especially if you're",
        "start": 2110.48,
        "duration": 3.68
    },
    {
        "text": "writing a program in python that's just",
        "start": 2111.839,
        "duration": 4.641
    },
    {
        "text": "meant to run briefly and then exit",
        "start": 2114.16,
        "duration": 4.959
    },
    {
        "text": "anyway but maybe we could start to exit",
        "start": 2116.48,
        "duration": 5.599
    },
    {
        "text": "prematurely if the program itself just",
        "start": 2119.119,
        "duration": 4.801
    },
    {
        "text": "can't proceed if the user has not given",
        "start": 2122.079,
        "duration": 3.841
    },
    {
        "text": "us the data we want perhaps we should",
        "start": 2123.92,
        "duration": 4.96
    },
    {
        "text": "just exit the program earlier than we",
        "start": 2125.92,
        "duration": 5.04
    },
    {
        "text": "might otherwise so let me go ahead and",
        "start": 2128.88,
        "duration": 3.84
    },
    {
        "text": "do this let me go ahead and remove my",
        "start": 2130.96,
        "duration": 3.68
    },
    {
        "text": "comments so as to focus only on the code",
        "start": 2132.72,
        "duration": 5.44
    },
    {
        "text": "here and let me propose that instead of",
        "start": 2134.64,
        "duration": 6.0
    },
    {
        "text": "just printing quote unquote too few",
        "start": 2138.16,
        "duration": 4.32
    },
    {
        "text": "arguments i'm going to use one other",
        "start": 2140.64,
        "duration": 4.0
    },
    {
        "text": "function that comes with the sys module",
        "start": 2142.48,
        "duration": 5.44
    },
    {
        "text": "i'm going to go ahead and call sys.exit",
        "start": 2144.64,
        "duration": 4.959
    },
    {
        "text": "and as the name suggests it's going to",
        "start": 2147.92,
        "duration": 3.84
    },
    {
        "text": "do exactly that with the systems help",
        "start": 2149.599,
        "duration": 4.561
    },
    {
        "text": "it's going to exit my program then and",
        "start": 2151.76,
        "duration": 5.68
    },
    {
        "text": "there on line four why is that okay well",
        "start": 2154.16,
        "duration": 4.88
    },
    {
        "text": "if you gave me too few arguments i have",
        "start": 2157.44,
        "duration": 3.6
    },
    {
        "text": "nothing more to say to you the user i",
        "start": 2159.04,
        "duration": 4.319
    },
    {
        "text": "might as well exit a bit prematurely and",
        "start": 2161.04,
        "duration": 4.319
    },
    {
        "text": "i can do this as well on line six let's",
        "start": 2163.359,
        "duration": 3.361
    },
    {
        "text": "go ahead and not just print that but",
        "start": 2165.359,
        "duration": 3.841
    },
    {
        "text": "sys.exit quote-unquote too many",
        "start": 2166.72,
        "duration": 4.24
    },
    {
        "text": "arguments print out that message and",
        "start": 2169.2,
        "duration": 3.6
    },
    {
        "text": "just exit right there",
        "start": 2170.96,
        "duration": 4.0
    },
    {
        "text": "now i can trust that by the time i get",
        "start": 2172.8,
        "duration": 5.279
    },
    {
        "text": "to line eight every error condition has",
        "start": 2174.96,
        "duration": 5.44
    },
    {
        "text": "been checked for and so it's safe for me",
        "start": 2178.079,
        "duration": 5.52
    },
    {
        "text": "to assume that there is in fact an item",
        "start": 2180.4,
        "duration": 6.8
    },
    {
        "text": "at location one in sys.rgv so let me go",
        "start": 2183.599,
        "duration": 5.361
    },
    {
        "text": "ahead now and run this",
        "start": 2187.2,
        "duration": 4.879
    },
    {
        "text": "python of name dot pi enter too few",
        "start": 2188.96,
        "duration": 5.44
    },
    {
        "text": "arguments but i'm back at my prompt",
        "start": 2192.079,
        "duration": 4.481
    },
    {
        "text": "nothing more has happened let me run it",
        "start": 2194.4,
        "duration": 4.8
    },
    {
        "text": "again python of name dot pi david malen",
        "start": 2196.56,
        "duration": 5.279
    },
    {
        "text": "with no quotes enter too many arguments",
        "start": 2199.2,
        "duration": 5.12
    },
    {
        "text": "is now printed here finally python of",
        "start": 2201.839,
        "duration": 5.841
    },
    {
        "text": "name dot pi just david enter hello my",
        "start": 2204.32,
        "duration": 6.08
    },
    {
        "text": "name is david so we have then insists",
        "start": 2207.68,
        "duration": 4.48
    },
    {
        "text": "two forms of functionality now we have",
        "start": 2210.4,
        "duration": 4.08
    },
    {
        "text": "access to this variable sys.rgv this",
        "start": 2212.16,
        "duration": 4.4
    },
    {
        "text": "argument vector that gives me all of the",
        "start": 2214.48,
        "duration": 3.599
    },
    {
        "text": "words that were typed at the prompt",
        "start": 2216.56,
        "duration": 3.76
    },
    {
        "text": "including the program's own file name",
        "start": 2218.079,
        "duration": 4.0
    },
    {
        "text": "and it turns out if we read further in",
        "start": 2220.32,
        "duration": 3.12
    },
    {
        "text": "the documentation there's an exit",
        "start": 2222.079,
        "duration": 3.28
    },
    {
        "text": "function that can take different types",
        "start": 2223.44,
        "duration": 4.159
    },
    {
        "text": "of inputs but if i pass it a string like",
        "start": 2225.359,
        "duration": 4.401
    },
    {
        "text": "this it will indeed print that string",
        "start": 2227.599,
        "duration": 4.721
    },
    {
        "text": "for me and then exit from my program",
        "start": 2229.76,
        "duration": 3.92
    },
    {
        "text": "then in there",
        "start": 2232.32,
        "duration": 4.24
    },
    {
        "text": "questions now on exiting from programs",
        "start": 2233.68,
        "duration": 4.159
    },
    {
        "text": "like this",
        "start": 2236.56,
        "duration": 3.84
    },
    {
        "text": "to be clear all of this time once python",
        "start": 2237.839,
        "duration": 4.481
    },
    {
        "text": "gets to the bottom of your file it's",
        "start": 2240.4,
        "duration": 3.679
    },
    {
        "text": "going to exit anyway so i'm using",
        "start": 2242.32,
        "duration": 4.0
    },
    {
        "text": "sys.exit now just to make sure that i",
        "start": 2244.079,
        "duration": 5.121
    },
    {
        "text": "exit earlier than otherwise um my",
        "start": 2246.32,
        "duration": 5.84
    },
    {
        "text": "question is about the cis that are",
        "start": 2249.2,
        "duration": 4.399
    },
    {
        "text": "our v",
        "start": 2252.16,
        "duration": 4.64
    },
    {
        "text": "so is that capable of accepting or",
        "start": 2253.599,
        "duration": 6.401
    },
    {
        "text": "taking multiple elements at once let's",
        "start": 2256.8,
        "duration": 4.64
    },
    {
        "text": "say for example",
        "start": 2260.0,
        "duration": 6.32
    },
    {
        "text": "a python name that pi david malin i'm",
        "start": 2261.44,
        "duration": 7.919
    },
    {
        "text": "a male uh 20 years old and if let's say",
        "start": 2266.32,
        "duration": 5.92
    },
    {
        "text": "i only want to access your name which is",
        "start": 2269.359,
        "duration": 5.601
    },
    {
        "text": "at the first index and then your",
        "start": 2272.24,
        "duration": 3.839
    },
    {
        "text": "your",
        "start": 2274.96,
        "duration": 3.52
    },
    {
        "text": "your age is brought say at the sixth",
        "start": 2276.079,
        "duration": 4.121
    },
    {
        "text": "index can i say",
        "start": 2278.48,
        "duration": 3.28
    },
    {
        "text": "cis.rb",
        "start": 2280.2,
        "duration": 2.919
    },
    {
        "text": "one",
        "start": 2281.76,
        "duration": 4.24
    },
    {
        "text": "and another one for six to access what i",
        "start": 2283.119,
        "duration": 4.0
    },
    {
        "text": "just want",
        "start": 2286.0,
        "duration": 4.32
    },
    {
        "text": "is that possible for cis harvey",
        "start": 2287.119,
        "duration": 5.681
    },
    {
        "text": "uh short answer yes i think if i",
        "start": 2290.32,
        "duration": 3.759
    },
    {
        "text": "understand your question correctly",
        "start": 2292.8,
        "duration": 3.2
    },
    {
        "text": "whereby you're proposing to have many",
        "start": 2294.079,
        "duration": 3.601
    },
    {
        "text": "words at the end of the command and you",
        "start": 2296.0,
        "duration": 3.52
    },
    {
        "text": "want to access those individual words",
        "start": 2297.68,
        "duration": 4.56
    },
    {
        "text": "absolutely at some point it gets a",
        "start": 2299.52,
        "duration": 4.64
    },
    {
        "text": "little fragile i would say if you're",
        "start": 2302.24,
        "duration": 4.08
    },
    {
        "text": "typing so many words at the prompt that",
        "start": 2304.16,
        "duration": 5.199
    },
    {
        "text": "the order really matters and so it turns",
        "start": 2306.32,
        "duration": 4.4
    },
    {
        "text": "out there's a lot of programs and",
        "start": 2309.359,
        "duration": 2.801
    },
    {
        "text": "there's functionality in python that can",
        "start": 2310.72,
        "duration": 4.16
    },
    {
        "text": "allow you to provide those values like",
        "start": 2312.16,
        "duration": 5.04
    },
    {
        "text": "name or age or any number of other",
        "start": 2314.88,
        "duration": 6.239
    },
    {
        "text": "fields in any order you want but pass in",
        "start": 2317.2,
        "duration": 5.919
    },
    {
        "text": "a bit more information textually that",
        "start": 2321.119,
        "duration": 3.681
    },
    {
        "text": "tells the program how you want to use it",
        "start": 2323.119,
        "duration": 3.761
    },
    {
        "text": "so in short what you're describing is",
        "start": 2324.8,
        "duration": 4.16
    },
    {
        "text": "possible and let me do a small",
        "start": 2326.88,
        "duration": 4.88
    },
    {
        "text": "incarnation of it as follows let me",
        "start": 2328.96,
        "duration": 5.36
    },
    {
        "text": "propose that we go back to my code here",
        "start": 2331.76,
        "duration": 4.24
    },
    {
        "text": "and let's propose that we actually now",
        "start": 2334.32,
        "duration": 3.84
    },
    {
        "text": "want to support multiple values at the",
        "start": 2336.0,
        "duration": 4.0
    },
    {
        "text": "prompt so there's going to be no such",
        "start": 2338.16,
        "duration": 3.76
    },
    {
        "text": "thing as too many arguments suppose that",
        "start": 2340.0,
        "duration": 3.76
    },
    {
        "text": "i want to generate name tags not just",
        "start": 2341.92,
        "duration": 4.24
    },
    {
        "text": "for david but for david for carter for",
        "start": 2343.76,
        "duration": 4.56
    },
    {
        "text": "wrong shin for others in the group who",
        "start": 2346.16,
        "duration": 4.24
    },
    {
        "text": "all want their name tags as well so i'm",
        "start": 2348.32,
        "duration": 3.12
    },
    {
        "text": "going to go ahead and do this i'm going",
        "start": 2350.4,
        "duration": 2.959
    },
    {
        "text": "to get rid of my elif condition because",
        "start": 2351.44,
        "duration": 3.919
    },
    {
        "text": "i don't want to limit the maximum number",
        "start": 2353.359,
        "duration": 3.601
    },
    {
        "text": "of words that are typed at the prompt",
        "start": 2355.359,
        "duration": 4.321
    },
    {
        "text": "anymore i instead want to iterate over",
        "start": 2356.96,
        "duration": 4.8
    },
    {
        "text": "every",
        "start": 2359.68,
        "duration": 4.159
    },
    {
        "text": "name at the prompt so i'm going to say",
        "start": 2361.76,
        "duration": 6.4
    },
    {
        "text": "this for arg in sys.rgv",
        "start": 2363.839,
        "duration": 7.201
    },
    {
        "text": "go ahead and print out this time",
        "start": 2368.16,
        "duration": 3.84
    },
    {
        "text": "arg",
        "start": 2371.04,
        "duration": 2.88
    },
    {
        "text": "so what am i doing here well even though",
        "start": 2372.0,
        "duration": 3.839
    },
    {
        "text": "the syntax is a little different the",
        "start": 2373.92,
        "duration": 3.76
    },
    {
        "text": "idea is the same as before when we've",
        "start": 2375.839,
        "duration": 4.321
    },
    {
        "text": "had loops i'm using a for loop to",
        "start": 2377.68,
        "duration": 5.12
    },
    {
        "text": "iterate over a list the list in question",
        "start": 2380.16,
        "duration": 4.72
    },
    {
        "text": "here is sys.rgv",
        "start": 2382.8,
        "duration": 4.64
    },
    {
        "text": "arg is a variable that i'm creating on",
        "start": 2384.88,
        "duration": 4.239
    },
    {
        "text": "the fly the for loop is going to make",
        "start": 2387.44,
        "duration": 3.28
    },
    {
        "text": "sure that the first time through this",
        "start": 2389.119,
        "duration": 3.841
    },
    {
        "text": "loop r gets set to the first word on the",
        "start": 2390.72,
        "duration": 3.84
    },
    {
        "text": "command line the second time through the",
        "start": 2392.96,
        "duration": 2.879
    },
    {
        "text": "loop python python's going to make sure",
        "start": 2394.56,
        "duration": 2.799
    },
    {
        "text": "that arg is now set to the second thing",
        "start": 2395.839,
        "duration": 2.881
    },
    {
        "text": "on the command line and so forth that's",
        "start": 2397.359,
        "duration": 3.441
    },
    {
        "text": "just how a for loop works it updates the",
        "start": 2398.72,
        "duration": 3.92
    },
    {
        "text": "variable for us i don't have to call it",
        "start": 2400.8,
        "duration": 4.24
    },
    {
        "text": "arg i could call it name so long as i",
        "start": 2402.64,
        "duration": 4.64
    },
    {
        "text": "change it to name in both places but arg",
        "start": 2405.04,
        "duration": 3.92
    },
    {
        "text": "is reasonable if i'm iterating over",
        "start": 2407.28,
        "duration": 3.52
    },
    {
        "text": "arguments more generally",
        "start": 2408.96,
        "duration": 4.24
    },
    {
        "text": "if i now run this program though",
        "start": 2410.8,
        "duration": 4.64
    },
    {
        "text": "unfortunately there's a little bit of a",
        "start": 2413.2,
        "duration": 3.119
    },
    {
        "text": "bug",
        "start": 2415.44,
        "duration": 3.679
    },
    {
        "text": "even if i type in david and carter and",
        "start": 2416.319,
        "duration": 4.481
    },
    {
        "text": "wrong shin",
        "start": 2419.119,
        "duration": 6.161
    },
    {
        "text": "i'm not gonna get just three name tags",
        "start": 2420.8,
        "duration": 7.44
    },
    {
        "text": "in your mind does anyone see the bug i'm",
        "start": 2425.28,
        "duration": 5.52
    },
    {
        "text": "about to trip over it's not a huge deal",
        "start": 2428.24,
        "duration": 5.04
    },
    {
        "text": "if i've got enough name tags to go",
        "start": 2430.8,
        "duration": 4.72
    },
    {
        "text": "around but i'm gonna be wasting one",
        "start": 2433.28,
        "duration": 3.76
    },
    {
        "text": "because this is gonna print not three",
        "start": 2435.52,
        "duration": 4.319
    },
    {
        "text": "but four name tags whereby the first",
        "start": 2437.04,
        "duration": 4.96
    },
    {
        "text": "contains the name of the program itself",
        "start": 2439.839,
        "duration": 3.76
    },
    {
        "text": "maybe not a big deal maybe that's the",
        "start": 2442.0,
        "duration": 3.2
    },
    {
        "text": "sticker we don't bother handing out but",
        "start": 2443.599,
        "duration": 3.921
    },
    {
        "text": "it's wasteful and it does look wrong so",
        "start": 2445.2,
        "duration": 4.56
    },
    {
        "text": "how could we get access to",
        "start": 2447.52,
        "duration": 5.44
    },
    {
        "text": "not all four elements of argv but just a",
        "start": 2449.76,
        "duration": 5.359
    },
    {
        "text": "slice of argv and this is actually a",
        "start": 2452.96,
        "duration": 4.24
    },
    {
        "text": "technical term in python and some other",
        "start": 2455.119,
        "duration": 4.801
    },
    {
        "text": "languages to take a slice of a list",
        "start": 2457.2,
        "duration": 4.96
    },
    {
        "text": "means to take a subset of it maybe from",
        "start": 2459.92,
        "duration": 4.32
    },
    {
        "text": "the beginning maybe the middle maybe the",
        "start": 2462.16,
        "duration": 5.04
    },
    {
        "text": "end but a slice is a subset of a data",
        "start": 2464.24,
        "duration": 4.96
    },
    {
        "text": "structure like a list well how do i",
        "start": 2467.2,
        "duration": 4.159
    },
    {
        "text": "actually do this in code well",
        "start": 2469.2,
        "duration": 3.76
    },
    {
        "text": "in python it's actually very easy to",
        "start": 2471.359,
        "duration": 3.76
    },
    {
        "text": "take a slice of a list that is a subset",
        "start": 2472.96,
        "duration": 4.8
    },
    {
        "text": "thereof you can simply do this at the",
        "start": 2475.119,
        "duration": 5.041
    },
    {
        "text": "end of the list name sys.rgv in this",
        "start": 2477.76,
        "duration": 4.64
    },
    {
        "text": "case you can use square brackets and",
        "start": 2480.16,
        "duration": 3.84
    },
    {
        "text": "then in those square brackets you can",
        "start": 2482.4,
        "duration": 4.959
    },
    {
        "text": "specify the start and the end of the",
        "start": 2484.0,
        "duration": 5.839
    },
    {
        "text": "list that you want to retain i want to",
        "start": 2487.359,
        "duration": 4.48
    },
    {
        "text": "start at element one",
        "start": 2489.839,
        "duration": 4.561
    },
    {
        "text": "not zero i want to start at element 1",
        "start": 2491.839,
        "duration": 4.401
    },
    {
        "text": "and i want to just go to the end so i'm",
        "start": 2494.4,
        "duration": 3.36
    },
    {
        "text": "actually going to omit a second number",
        "start": 2496.24,
        "duration": 3.359
    },
    {
        "text": "altogether it's not necessary to have a",
        "start": 2497.76,
        "duration": 4.319
    },
    {
        "text": "second number but i do need that colon",
        "start": 2499.599,
        "duration": 4.161
    },
    {
        "text": "because this is going to give me a slice",
        "start": 2502.079,
        "duration": 3.201
    },
    {
        "text": "of the list it's going to give me a",
        "start": 2503.76,
        "duration": 2.88
    },
    {
        "text": "slice of the list that starts at",
        "start": 2505.28,
        "duration": 4.48
    },
    {
        "text": "location one not zero and the colon and",
        "start": 2506.64,
        "duration": 4.719
    },
    {
        "text": "then a blank just means it's going to",
        "start": 2509.76,
        "duration": 3.52
    },
    {
        "text": "give me everything else so this is",
        "start": 2511.359,
        "duration": 3.681
    },
    {
        "text": "equivalently going to slice off the",
        "start": 2513.28,
        "duration": 3.68
    },
    {
        "text": "first element of the list and give me a",
        "start": 2515.04,
        "duration": 4.0
    },
    {
        "text": "new list that contains just those three",
        "start": 2516.96,
        "duration": 4.32
    },
    {
        "text": "human names not the name of the file",
        "start": 2519.04,
        "duration": 4.64
    },
    {
        "text": "itself let me try running this again i'm",
        "start": 2521.28,
        "duration": 4.88
    },
    {
        "text": "going to run python of name dot pi david",
        "start": 2523.68,
        "duration": 4.72
    },
    {
        "text": "carter wrong shin this time hopefully",
        "start": 2526.16,
        "duration": 4.32
    },
    {
        "text": "i'm going to get three and only three",
        "start": 2528.4,
        "duration": 5.12
    },
    {
        "text": "name tags hitting enter and indeed i've",
        "start": 2530.48,
        "duration": 5.44
    },
    {
        "text": "done now just this so again using some",
        "start": 2533.52,
        "duration": 4.799
    },
    {
        "text": "relatively simple syntax in python we",
        "start": 2535.92,
        "duration": 4.159
    },
    {
        "text": "can use square brackets not just to go",
        "start": 2538.319,
        "duration": 3.841
    },
    {
        "text": "to specific elements like bracket zero",
        "start": 2540.079,
        "duration": 4.641
    },
    {
        "text": "or bracket one we can also get subsets",
        "start": 2542.16,
        "duration": 4.88
    },
    {
        "text": "of the list slices of the list by doing",
        "start": 2544.72,
        "duration": 5.28
    },
    {
        "text": "bracket something colon something where",
        "start": 2547.04,
        "duration": 4.64
    },
    {
        "text": "each of those somethings is a number the",
        "start": 2550.0,
        "duration": 2.96
    },
    {
        "text": "beginning or the end and they're",
        "start": 2551.68,
        "duration": 2.88
    },
    {
        "text": "optional depending on whether you want",
        "start": 2552.96,
        "duration": 4.399
    },
    {
        "text": "all of them or just some",
        "start": 2554.56,
        "duration": 5.6
    },
    {
        "text": "any questions now on this version which",
        "start": 2557.359,
        "duration": 4.161
    },
    {
        "text": "adds the loop",
        "start": 2560.16,
        "duration": 5.12
    },
    {
        "text": "and these slices with that new syntax",
        "start": 2561.52,
        "duration": 6.079
    },
    {
        "text": "can we slice starting from the end",
        "start": 2565.28,
        "duration": 5.12
    },
    {
        "text": "of the argument argument vector",
        "start": 2567.599,
        "duration": 4.72
    },
    {
        "text": "you can you can slice something from the",
        "start": 2570.4,
        "duration": 3.679
    },
    {
        "text": "end of the argument vector and this",
        "start": 2572.319,
        "duration": 4.241
    },
    {
        "text": "might uh this might blow one's mind a",
        "start": 2574.079,
        "duration": 5.441
    },
    {
        "text": "little bit let me go ahead and do this",
        "start": 2576.56,
        "duration": 4.96
    },
    {
        "text": "uh let's see let me go ahead and do",
        "start": 2579.52,
        "duration": 4.24
    },
    {
        "text": "negative one at the end using a negative",
        "start": 2581.52,
        "duration": 4.4
    },
    {
        "text": "number here and running the same command",
        "start": 2583.76,
        "duration": 4.319
    },
    {
        "text": "we've just uninvited wrong shin from",
        "start": 2585.92,
        "duration": 4.48
    },
    {
        "text": "receiving a name tag here so if you use",
        "start": 2588.079,
        "duration": 4.561
    },
    {
        "text": "a negative number it has the effect of",
        "start": 2590.4,
        "duration": 4.16
    },
    {
        "text": "counting to the uh in the other",
        "start": 2592.64,
        "duration": 4.479
    },
    {
        "text": "direction from the end of the list a",
        "start": 2594.56,
        "duration": 4.16
    },
    {
        "text": "good question there other questions now",
        "start": 2597.119,
        "duration": 3.361
    },
    {
        "text": "on slices on",
        "start": 2598.72,
        "duration": 4.96
    },
    {
        "text": "looping over sys.rgv",
        "start": 2600.48,
        "duration": 5.76
    },
    {
        "text": "hi uh so i remember very early on uh",
        "start": 2603.68,
        "duration": 4.32
    },
    {
        "text": "when we were talking about uh only",
        "start": 2606.24,
        "duration": 4.56
    },
    {
        "text": "having two decimal places in uh in an um",
        "start": 2608.0,
        "duration": 5.2
    },
    {
        "text": "float value um",
        "start": 2610.8,
        "duration": 3.36
    },
    {
        "text": "does this",
        "start": 2613.2,
        "duration": 3.84
    },
    {
        "text": "is is that in the same vein like um",
        "start": 2614.16,
        "duration": 6.64
    },
    {
        "text": "because we use the the colon point two f",
        "start": 2617.04,
        "duration": 6.48
    },
    {
        "text": "uh so that's is that the same thing then",
        "start": 2620.8,
        "duration": 5.279
    },
    {
        "text": "uh why would the f be included then",
        "start": 2623.52,
        "duration": 4.88
    },
    {
        "text": "in the point two f",
        "start": 2626.079,
        "duration": 4.161
    },
    {
        "text": "as opposed to here when you just have",
        "start": 2628.4,
        "duration": 3.679
    },
    {
        "text": "the numbers",
        "start": 2630.24,
        "duration": 3.839
    },
    {
        "text": "a really good question and it's just the",
        "start": 2632.079,
        "duration": 4.24
    },
    {
        "text": "short answer is that context matters so",
        "start": 2634.079,
        "duration": 4.561
    },
    {
        "text": "there's only so many keyboard keys on",
        "start": 2636.319,
        "duration": 4.241
    },
    {
        "text": "our keyboard and so we sometimes use the",
        "start": 2638.64,
        "duration": 3.84
    },
    {
        "text": "same symbols for different things so",
        "start": 2640.56,
        "duration": 4.48
    },
    {
        "text": "what you're alluding to is the format",
        "start": 2642.48,
        "duration": 4.639
    },
    {
        "text": "code in in fstring for actually",
        "start": 2645.04,
        "duration": 4.48
    },
    {
        "text": "formatting a number using a colon using",
        "start": 2647.119,
        "duration": 4.72
    },
    {
        "text": "a period using a number using the letter",
        "start": 2649.52,
        "duration": 4.96
    },
    {
        "text": "f and so forth and that is very specific",
        "start": 2651.839,
        "duration": 5.28
    },
    {
        "text": "to the f string feature of python this",
        "start": 2654.48,
        "duration": 4.72
    },
    {
        "text": "case has nothing to do with any of that",
        "start": 2657.119,
        "duration": 4.401
    },
    {
        "text": "syntax per se this is just using a colon",
        "start": 2659.2,
        "duration": 4.24
    },
    {
        "text": "in a different context to solve this",
        "start": 2661.52,
        "duration": 4.0
    },
    {
        "text": "problem to implement a slice the authors",
        "start": 2663.44,
        "duration": 3.919
    },
    {
        "text": "of python could have chosen another",
        "start": 2665.52,
        "duration": 3.599
    },
    {
        "text": "symbol but honestly looking down at my",
        "start": 2667.359,
        "duration": 3.361
    },
    {
        "text": "keyboard here we don't have that many to",
        "start": 2669.119,
        "duration": 3.441
    },
    {
        "text": "choose from that are easy to type so",
        "start": 2670.72,
        "duration": 3.52
    },
    {
        "text": "sometimes they have different meanings a",
        "start": 2672.56,
        "duration": 4.08
    },
    {
        "text": "good question as well allow me to",
        "start": 2674.24,
        "duration": 4.96
    },
    {
        "text": "propose now that we take things further",
        "start": 2676.64,
        "duration": 4.959
    },
    {
        "text": "and move away from using only those",
        "start": 2679.2,
        "duration": 4.56
    },
    {
        "text": "modules those libraries that python",
        "start": 2681.599,
        "duration": 4.561
    },
    {
        "text": "comes with to talk about more generally",
        "start": 2683.76,
        "duration": 4.64
    },
    {
        "text": "packages that exist one of the reasons",
        "start": 2686.16,
        "duration": 4.4
    },
    {
        "text": "that python is so popular and powerful",
        "start": 2688.4,
        "duration": 3.84
    },
    {
        "text": "these days is that there's a lot of",
        "start": 2690.56,
        "duration": 4.24
    },
    {
        "text": "third-party libraries out there as well",
        "start": 2692.24,
        "duration": 5.04
    },
    {
        "text": "otherwise known as packages strictly",
        "start": 2694.8,
        "duration": 6.08
    },
    {
        "text": "speaking python itself has a term of art",
        "start": 2697.28,
        "duration": 6.559
    },
    {
        "text": "called a package which is a module",
        "start": 2700.88,
        "duration": 4.719
    },
    {
        "text": "essentially that's implemented in a",
        "start": 2703.839,
        "duration": 4.401
    },
    {
        "text": "folder not just a file but a folder but",
        "start": 2705.599,
        "duration": 4.961
    },
    {
        "text": "more generally a package is a",
        "start": 2708.24,
        "duration": 5.119
    },
    {
        "text": "third-party library that you that i can",
        "start": 2710.56,
        "duration": 5.12
    },
    {
        "text": "install on our own mac or pc or our",
        "start": 2713.359,
        "duration": 6.48
    },
    {
        "text": "cloud server and gain access to even",
        "start": 2715.68,
        "duration": 4.159
    },
    {
        "text": "and this is a website that is searchable",
        "start": 2731.28,
        "duration": 4.0
    },
    {
        "text": "via the command line as well as via the",
        "start": 2733.28,
        "duration": 3.92
    },
    {
        "text": "web that allows you to download and",
        "start": 2735.28,
        "duration": 4.559
    },
    {
        "text": "install all sorts of packages even cs50",
        "start": 2737.2,
        "duration": 4.72
    },
    {
        "text": "has some of its own packages",
        "start": 2739.839,
        "duration": 4.561
    },
    {
        "text": "in services like these now there's a fun",
        "start": 2741.92,
        "duration": 3.84
    },
    {
        "text": "one out there that's a throwback to a",
        "start": 2744.4,
        "duration": 2.8
    },
    {
        "text": "command that's been around for years in",
        "start": 2745.76,
        "duration": 4.079
    },
    {
        "text": "command line environments called cowsei",
        "start": 2747.2,
        "duration": 5.119
    },
    {
        "text": "causee is a package in python that",
        "start": 2749.839,
        "duration": 5.041
    },
    {
        "text": "allows you to have a cow say something",
        "start": 2752.319,
        "duration": 4.8
    },
    {
        "text": "on your screen if curious to read up on",
        "start": 2754.88,
        "duration": 5.52
    },
    {
        "text": "it its own documentation is on pipi.org",
        "start": 2757.119,
        "duration": 5.841
    },
    {
        "text": "specifically at this url here but how do",
        "start": 2760.4,
        "duration": 4.88
    },
    {
        "text": "you actually get the package into your",
        "start": 2762.96,
        "duration": 4.32
    },
    {
        "text": "system well technically you could figure",
        "start": 2765.28,
        "duration": 4.4
    },
    {
        "text": "out how to download the file and maybe",
        "start": 2767.28,
        "duration": 4.079
    },
    {
        "text": "unzip it and put it into the right",
        "start": 2769.68,
        "duration": 4.159
    },
    {
        "text": "location on your mac or pc but nowadays",
        "start": 2771.359,
        "duration": 4.641
    },
    {
        "text": "a lot of languages python among them has",
        "start": 2773.839,
        "duration": 4.081
    },
    {
        "text": "what's called its own package manager",
        "start": 2776.0,
        "duration": 3.76
    },
    {
        "text": "this one here called pip which is just",
        "start": 2777.92,
        "duration": 5.6
    },
    {
        "text": "one so pip is a program that generally",
        "start": 2779.76,
        "duration": 6.24
    },
    {
        "text": "comes with python itself nowadays that",
        "start": 2783.52,
        "duration": 4.799
    },
    {
        "text": "allows you to install packages onto your",
        "start": 2786.0,
        "duration": 4.88
    },
    {
        "text": "own macs or pcs or cloud environment by",
        "start": 2788.319,
        "duration": 4.561
    },
    {
        "text": "just running a command and then voila",
        "start": 2790.88,
        "duration": 4.88
    },
    {
        "text": "you have access to a whole new library",
        "start": 2792.88,
        "duration": 4.719
    },
    {
        "text": "in python that didn't come with python",
        "start": 2795.76,
        "duration": 4.079
    },
    {
        "text": "itself but now it's available on your",
        "start": 2797.599,
        "duration": 3.281
    },
    {
        "text": "system",
        "start": 2799.839,
        "duration": 3.201
    },
    {
        "text": "for you let's go back to vs code here",
        "start": 2800.88,
        "duration": 3.52
    },
    {
        "text": "and in my terminal window i'm going to",
        "start": 2803.04,
        "duration": 4.079
    },
    {
        "text": "go ahead and type pip install",
        "start": 2804.4,
        "duration": 5.04
    },
    {
        "text": "cow say now what's going on here pip is",
        "start": 2807.119,
        "duration": 4.401
    },
    {
        "text": "the command the package manager and i",
        "start": 2809.44,
        "duration": 4.56
    },
    {
        "text": "want to install what package the package",
        "start": 2811.52,
        "duration": 4.0
    },
    {
        "text": "called cow say i'm going to go ahead and",
        "start": 2814.0,
        "duration": 4.16
    },
    {
        "text": "hit enter here and after a little bit of",
        "start": 2815.52,
        "duration": 4.799
    },
    {
        "text": "output it has successfully installed cow",
        "start": 2818.16,
        "duration": 4.24
    },
    {
        "text": "say now what does that mean that means i",
        "start": 2820.319,
        "duration": 4.401
    },
    {
        "text": "can now go about importing this into my",
        "start": 2822.4,
        "duration": 4.24
    },
    {
        "text": "own code well let's go ahead and see",
        "start": 2824.72,
        "duration": 3.2
    },
    {
        "text": "what this means let me go ahead and",
        "start": 2826.64,
        "duration": 3.76
    },
    {
        "text": "create a new file with code called say",
        "start": 2827.92,
        "duration": 4.24
    },
    {
        "text": "dot pi because i want something to be",
        "start": 2830.4,
        "duration": 4.08
    },
    {
        "text": "said on the screen and in my new tab",
        "start": 2832.16,
        "duration": 4.159
    },
    {
        "text": "here i'm going to go ahead and import",
        "start": 2834.48,
        "duration": 5.04
    },
    {
        "text": "cowse which presumably is now installed",
        "start": 2836.319,
        "duration": 5.361
    },
    {
        "text": "i'm now going to import sys as well",
        "start": 2839.52,
        "duration": 3.92
    },
    {
        "text": "because i'd like to use some command",
        "start": 2841.68,
        "duration": 3.439
    },
    {
        "text": "line arguments in this program just so",
        "start": 2843.44,
        "duration": 3.44
    },
    {
        "text": "that i can run it quickly and without",
        "start": 2845.119,
        "duration": 3.841
    },
    {
        "text": "using the input function i can get the",
        "start": 2846.88,
        "duration": 4.64
    },
    {
        "text": "user's name immediately from the prompt",
        "start": 2848.96,
        "duration": 4.0
    },
    {
        "text": "and let me go ahead and do this i'm",
        "start": 2851.52,
        "duration": 2.72
    },
    {
        "text": "going to do a bit of error checking",
        "start": 2852.96,
        "duration": 3.04
    },
    {
        "text": "proactively this time and rather than",
        "start": 2854.24,
        "duration": 3.52
    },
    {
        "text": "use less than or greater than i'm this",
        "start": 2856.0,
        "duration": 3.68
    },
    {
        "text": "time going to say if the length of",
        "start": 2857.76,
        "duration": 4.079
    },
    {
        "text": "sys.org v does",
        "start": 2859.68,
        "duration": 4.639
    },
    {
        "text": "does equal two so if the human is",
        "start": 2861.839,
        "duration": 4.321
    },
    {
        "text": "provided just the name of the program",
        "start": 2864.319,
        "duration": 4.081
    },
    {
        "text": "and their own first name we're good to",
        "start": 2866.16,
        "duration": 3.04
    },
    {
        "text": "go",
        "start": 2868.4,
        "duration": 2.8
    },
    {
        "text": "i'm going to do the following i'm going",
        "start": 2869.2,
        "duration": 4.399
    },
    {
        "text": "to call a function called",
        "start": 2871.2,
        "duration": 3.359
    },
    {
        "text": "cow",
        "start": 2873.599,
        "duration": 3.52
    },
    {
        "text": "in the package called cow say and i'm",
        "start": 2874.559,
        "duration": 5.201
    },
    {
        "text": "going to pass in a string hello",
        "start": 2877.119,
        "duration": 5.281
    },
    {
        "text": "comma and then as in the past i'm going",
        "start": 2879.76,
        "duration": 4.079
    },
    {
        "text": "to pass in just one string because",
        "start": 2882.4,
        "duration": 3.04
    },
    {
        "text": "according to its documentation it's not",
        "start": 2883.839,
        "duration": 3.52
    },
    {
        "text": "like print i can't pass in comma this",
        "start": 2885.44,
        "duration": 4.0
    },
    {
        "text": "comma that i can only pass in one string",
        "start": 2887.359,
        "duration": 3.921
    },
    {
        "text": "so i'm going to concatenate the contents",
        "start": 2889.44,
        "duration": 6.399
    },
    {
        "text": "of sis.org v bracket one so long as then",
        "start": 2891.28,
        "duration": 7.6
    },
    {
        "text": "i type in my name david after the name",
        "start": 2895.839,
        "duration": 5.041
    },
    {
        "text": "of this program it should end up in",
        "start": 2898.88,
        "duration": 5.199
    },
    {
        "text": "sys.org v1 in which case this line 5 of",
        "start": 2900.88,
        "duration": 5.12
    },
    {
        "text": "code should concatenate hello with my",
        "start": 2904.079,
        "duration": 4.081
    },
    {
        "text": "name with a space in between and",
        "start": 2906.0,
        "duration": 4.48
    },
    {
        "text": "apparently a cow is going to say it so",
        "start": 2908.16,
        "duration": 4.0
    },
    {
        "text": "let's see what happens here",
        "start": 2910.48,
        "duration": 4.0
    },
    {
        "text": "let me go ahead and clear my screen and",
        "start": 2912.16,
        "duration": 4.399
    },
    {
        "text": "increase the size of my terminal window",
        "start": 2914.48,
        "duration": 4.32
    },
    {
        "text": "let me go ahead and run python of say",
        "start": 2916.559,
        "duration": 6.0
    },
    {
        "text": "dot pi and type my name david and enter",
        "start": 2918.8,
        "duration": 5.92
    },
    {
        "text": "there is the program called kausei it",
        "start": 2922.559,
        "duration": 4.401
    },
    {
        "text": "literally has a cow say something on the",
        "start": 2924.72,
        "duration": 3.92
    },
    {
        "text": "screen and this is a throwback to a",
        "start": 2926.96,
        "duration": 3.44
    },
    {
        "text": "program from yesteryear that tended to",
        "start": 2928.64,
        "duration": 4.16
    },
    {
        "text": "come with a lot of systems",
        "start": 2930.4,
        "duration": 4.48
    },
    {
        "text": "this is otherwise known as ascii art",
        "start": 2932.8,
        "duration": 4.08
    },
    {
        "text": "it's a textual way using just keys on",
        "start": 2934.88,
        "duration": 4.719
    },
    {
        "text": "your keyboard to print pictures of sorts",
        "start": 2936.88,
        "duration": 4.719
    },
    {
        "text": "on the screen now we can really go down",
        "start": 2939.599,
        "duration": 3.52
    },
    {
        "text": "the rabbit hole here and there's",
        "start": 2941.599,
        "duration": 3.361
    },
    {
        "text": "questionable academic value of doing so",
        "start": 2943.119,
        "duration": 3.761
    },
    {
        "text": "so i'll do so just once turns out the",
        "start": 2944.96,
        "duration": 3.84
    },
    {
        "text": "cow say package comes with other",
        "start": 2946.88,
        "duration": 4.32
    },
    {
        "text": "functions as well one of those functions",
        "start": 2948.8,
        "duration": 5.12
    },
    {
        "text": "for instance is t-rex and if i now",
        "start": 2951.2,
        "duration": 4.639
    },
    {
        "text": "increase the size of my terminal window",
        "start": 2953.92,
        "duration": 3.36
    },
    {
        "text": "we'll perhaps see where we're going with",
        "start": 2955.839,
        "duration": 3.361
    },
    {
        "text": "this let me now run again python of",
        "start": 2957.28,
        "duration": 4.079
    },
    {
        "text": "say.pi this time let me not provide my",
        "start": 2959.2,
        "duration": 4.08
    },
    {
        "text": "name just to see if it's broken",
        "start": 2961.359,
        "duration": 4.0
    },
    {
        "text": "it's still okay because we have that if",
        "start": 2963.28,
        "duration": 5.76
    },
    {
        "text": "condition if the length of sys.rgv",
        "start": 2965.359,
        "duration": 5.76
    },
    {
        "text": "equals equals 2 and only if it equals",
        "start": 2969.04,
        "duration": 3.92
    },
    {
        "text": "equals 2 do we do anything that's why",
        "start": 2971.119,
        "duration": 3.841
    },
    {
        "text": "we're not seeing anything here let me go",
        "start": 2972.96,
        "duration": 4.639
    },
    {
        "text": "ahead and cooperate now say.pi space",
        "start": 2974.96,
        "duration": 6.24
    },
    {
        "text": "david and it's no longer a cow but",
        "start": 2977.599,
        "duration": 7.441
    },
    {
        "text": "if i zoom out on my screen a t-rex why",
        "start": 2981.2,
        "duration": 5.52
    },
    {
        "text": "just because these are the things you",
        "start": 2985.04,
        "duration": 3.2
    },
    {
        "text": "can do once you know how to program you",
        "start": 2986.72,
        "duration": 2.879
    },
    {
        "text": "can even package them up and make them",
        "start": 2988.24,
        "duration": 3.2
    },
    {
        "text": "freely available to others as open",
        "start": 2989.599,
        "duration": 3.921
    },
    {
        "text": "source software for us it's",
        "start": 2991.44,
        "duration": 4.0
    },
    {
        "text": "demonstrative of a feature more",
        "start": 2993.52,
        "duration": 3.92
    },
    {
        "text": "generally here namely being able to",
        "start": 2995.44,
        "duration": 3.76
    },
    {
        "text": "install these third-party packages and",
        "start": 2997.44,
        "duration": 4.32
    },
    {
        "text": "how you might do so in python now i'll",
        "start": 2999.2,
        "duration": 4.0
    },
    {
        "text": "leave this up on the screen for a moment",
        "start": 3001.76,
        "duration": 3.44
    },
    {
        "text": "and see if there's any questions about",
        "start": 3003.2,
        "duration": 5.359
    },
    {
        "text": "cows or tyrannosaurus rex's or packages",
        "start": 3005.2,
        "duration": 5.68
    },
    {
        "text": "more generally",
        "start": 3008.559,
        "duration": 4.0
    },
    {
        "text": "i'm really qualified to speak to just",
        "start": 3010.88,
        "duration": 3.6
    },
    {
        "text": "one of those",
        "start": 3012.559,
        "duration": 5.121
    },
    {
        "text": "hi um i've got two questions it's a bit",
        "start": 3014.48,
        "duration": 6.16
    },
    {
        "text": "earlier than what it's supposed to be um",
        "start": 3017.68,
        "duration": 5.52
    },
    {
        "text": "so the first question is",
        "start": 3020.64,
        "duration": 3.52
    },
    {
        "text": "the",
        "start": 3023.2,
        "duration": 4.32
    },
    {
        "text": "packages that you're calling um",
        "start": 3024.16,
        "duration": 4.24
    },
    {
        "text": "to",
        "start": 3027.52,
        "duration": 3.44
    },
    {
        "text": "use in the program",
        "start": 3028.4,
        "duration": 5.36
    },
    {
        "text": "are they the same as",
        "start": 3030.96,
        "duration": 3.76
    },
    {
        "text": "um",
        "start": 3033.76,
        "duration": 4.24
    },
    {
        "text": "let's say because i'm doing java",
        "start": 3034.72,
        "duration": 6.72
    },
    {
        "text": "the same as calling a class of a java",
        "start": 3038.0,
        "duration": 4.48
    },
    {
        "text": "file",
        "start": 3041.44,
        "duration": 4.32
    },
    {
        "text": "in order to use its functions",
        "start": 3042.48,
        "duration": 6.079
    },
    {
        "text": "and my second question is",
        "start": 3045.76,
        "duration": 5.359
    },
    {
        "text": "what's the actual purpose of using",
        "start": 3048.559,
        "duration": 5.441
    },
    {
        "text": "command line arguments as you use",
        "start": 3051.119,
        "duration": 3.761
    },
    {
        "text": "because",
        "start": 3054.0,
        "duration": 5.28
    },
    {
        "text": "it's not really the best way to",
        "start": 3054.88,
        "duration": 7.12
    },
    {
        "text": "as you say be user friendly",
        "start": 3059.28,
        "duration": 4.24
    },
    {
        "text": "where as in",
        "start": 3062.0,
        "duration": 4.24
    },
    {
        "text": "let's say the person who's",
        "start": 3063.52,
        "duration": 5.36
    },
    {
        "text": "using the program doesn't know what it",
        "start": 3066.24,
        "duration": 5.2
    },
    {
        "text": "what they want what the program's asking",
        "start": 3068.88,
        "duration": 3.52
    },
    {
        "text": "them",
        "start": 3071.44,
        "duration": 2.56
    },
    {
        "text": "really good questions the first question",
        "start": 3072.4,
        "duration": 3.84
    },
    {
        "text": "about the comparison with java python",
        "start": 3074.0,
        "duration": 4.64
    },
    {
        "text": "packages are similar to java packages",
        "start": 3076.24,
        "duration": 4.079
    },
    {
        "text": "where you have something dot something",
        "start": 3078.64,
        "duration": 3.28
    },
    {
        "text": "dot something at the top of your program",
        "start": 3080.319,
        "duration": 3.28
    },
    {
        "text": "that gives you access to a class or",
        "start": 3081.92,
        "duration": 3.919
    },
    {
        "text": "something else python itself supports",
        "start": 3083.599,
        "duration": 4.801
    },
    {
        "text": "classes more on those down the road and",
        "start": 3085.839,
        "duration": 4.72
    },
    {
        "text": "you can do very similar things in python",
        "start": 3088.4,
        "duration": 4.08
    },
    {
        "text": "as you can do with java but the analog",
        "start": 3090.559,
        "duration": 4.481
    },
    {
        "text": "really is python packages to java",
        "start": 3092.48,
        "duration": 4.879
    },
    {
        "text": "packages here as for command line",
        "start": 3095.04,
        "duration": 4.64
    },
    {
        "text": "arguments you ask a good question why do",
        "start": 3097.359,
        "duration": 3.601
    },
    {
        "text": "we use them especially if they're",
        "start": 3099.68,
        "duration": 3.2
    },
    {
        "text": "literally yes user friendly they're a",
        "start": 3100.96,
        "duration": 4.399
    },
    {
        "text": "little less user friendly to people who",
        "start": 3102.88,
        "duration": 5.04
    },
    {
        "text": "aren't in this zoom to be honest you and",
        "start": 3105.359,
        "duration": 4.161
    },
    {
        "text": "i as we learn more and more about",
        "start": 3107.92,
        "duration": 3.12
    },
    {
        "text": "programming and more about command line",
        "start": 3109.52,
        "duration": 3.36
    },
    {
        "text": "arguments i daresay will become more",
        "start": 3111.04,
        "duration": 4.64
    },
    {
        "text": "comfortable with and tend to prefer the",
        "start": 3112.88,
        "duration": 4.8
    },
    {
        "text": "ability to customize commands using",
        "start": 3115.68,
        "duration": 3.76
    },
    {
        "text": "these command line arguments why",
        "start": 3117.68,
        "duration": 3.76
    },
    {
        "text": "productivity it tends to make you faster",
        "start": 3119.44,
        "duration": 3.119
    },
    {
        "text": "because you get into the habit of",
        "start": 3121.44,
        "duration": 2.8
    },
    {
        "text": "knowing exactly how you can configure",
        "start": 3122.559,
        "duration": 3.841
    },
    {
        "text": "your software without having to manually",
        "start": 3124.24,
        "duration": 4.56
    },
    {
        "text": "answer questions and case in point all",
        "start": 3126.4,
        "duration": 3.84
    },
    {
        "text": "of this time",
        "start": 3128.8,
        "duration": 3.84
    },
    {
        "text": "have we been running python of something",
        "start": 3130.24,
        "duration": 5.04
    },
    {
        "text": "dot pi you could imagine not doing that",
        "start": 3132.64,
        "duration": 4.56
    },
    {
        "text": "you could imagine typing only python",
        "start": 3135.28,
        "duration": 3.92
    },
    {
        "text": "hitting enter and then you're prompted",
        "start": 3137.2,
        "duration": 3.28
    },
    {
        "text": "for the name of the file you want to run",
        "start": 3139.2,
        "duration": 3.2
    },
    {
        "text": "so you type in something.pi and then it",
        "start": 3140.48,
        "duration": 4.4
    },
    {
        "text": "runs not a big deal but i i would argue",
        "start": 3142.4,
        "duration": 4.0
    },
    {
        "text": "that over time you're going to get a",
        "start": 3144.88,
        "duration": 3.12
    },
    {
        "text": "little tired of that tedium and you",
        "start": 3146.4,
        "duration": 3.28
    },
    {
        "text": "would much prefer to just automate the",
        "start": 3148.0,
        "duration": 3.44
    },
    {
        "text": "command again and again and again",
        "start": 3149.68,
        "duration": 3.439
    },
    {
        "text": "especially with little conveniences like",
        "start": 3151.44,
        "duration": 3.76
    },
    {
        "text": "being able to hit up and down in your",
        "start": 3153.119,
        "duration": 4.0
    },
    {
        "text": "keyboard history so as to rerun those",
        "start": 3155.2,
        "duration": 4.32
    },
    {
        "text": "same commands automation is big too if",
        "start": 3157.119,
        "duration": 4.48
    },
    {
        "text": "you emerge from a class like this and",
        "start": 3159.52,
        "duration": 4.96
    },
    {
        "text": "start using python to automate processes",
        "start": 3161.599,
        "duration": 4.561
    },
    {
        "text": "at work or for personal projects or the",
        "start": 3164.48,
        "duration": 3.599
    },
    {
        "text": "like the ability to specify all of your",
        "start": 3166.16,
        "duration": 3.439
    },
    {
        "text": "inputs on the one line just means you",
        "start": 3168.079,
        "duration": 4.321
    },
    {
        "text": "can get work done more quickly so hands",
        "start": 3169.599,
        "duration": 4.881
    },
    {
        "text": "down absolutely using command line",
        "start": 3172.4,
        "duration": 5.199
    },
    {
        "text": "arguments is a more arcane uh feature of",
        "start": 3174.48,
        "duration": 5.359
    },
    {
        "text": "systems that most of us are no longer as",
        "start": 3177.599,
        "duration": 4.24
    },
    {
        "text": "familiar with because of windows and mac",
        "start": 3179.839,
        "duration": 3.76
    },
    {
        "text": "os and other operating systems that have",
        "start": 3181.839,
        "duration": 4.24
    },
    {
        "text": "buttons and guise and menus but the more",
        "start": 3183.599,
        "duration": 4.24
    },
    {
        "text": "comfortable get you get with programming",
        "start": 3186.079,
        "duration": 3.841
    },
    {
        "text": "i dare say the more you will tend to",
        "start": 3187.839,
        "duration": 4.081
    },
    {
        "text": "prefer these capabilities because they",
        "start": 3189.92,
        "duration": 5.04
    },
    {
        "text": "allow you to do things more quickly",
        "start": 3191.92,
        "duration": 4.96
    },
    {
        "text": "with that said allow me to propose that",
        "start": 3194.96,
        "duration": 5.44
    },
    {
        "text": "we take a turn toward yet another",
        "start": 3196.88,
        "duration": 5.92
    },
    {
        "text": "package that's particularly popular and",
        "start": 3200.4,
        "duration": 4.8
    },
    {
        "text": "just as easy to install all toward an",
        "start": 3202.8,
        "duration": 5.12
    },
    {
        "text": "end of using apis now apis are not",
        "start": 3205.2,
        "duration": 4.72
    },
    {
        "text": "something that's python specific more",
        "start": 3207.92,
        "duration": 4.399
    },
    {
        "text": "generally an api is an application",
        "start": 3209.92,
        "duration": 4.8
    },
    {
        "text": "programming interface and it can refer",
        "start": 3212.319,
        "duration": 5.52
    },
    {
        "text": "to python files and functions but often",
        "start": 3214.72,
        "duration": 5.44
    },
    {
        "text": "apis really refer to third-party",
        "start": 3217.839,
        "duration": 4.801
    },
    {
        "text": "services that you and i can write code",
        "start": 3220.16,
        "duration": 3.84
    },
    {
        "text": "that talk to",
        "start": 3222.64,
        "duration": 3.76
    },
    {
        "text": "many apis but not all live on the",
        "start": 3224.0,
        "duration": 4.4
    },
    {
        "text": "internet these days so that so long as",
        "start": 3226.4,
        "duration": 3.6
    },
    {
        "text": "you have a browser or so long as you",
        "start": 3228.4,
        "duration": 3.52
    },
    {
        "text": "have some experience with python",
        "start": 3230.0,
        "duration": 3.359
    },
    {
        "text": "programming or programming in any",
        "start": 3231.92,
        "duration": 3.679
    },
    {
        "text": "language you can write code that in",
        "start": 3233.359,
        "duration": 5.2
    },
    {
        "text": "effect pretends to be a browser connects",
        "start": 3235.599,
        "duration": 6.401
    },
    {
        "text": "to that third-party api on a server and",
        "start": 3238.559,
        "duration": 4.961
    },
    {
        "text": "downloads some data that you can then",
        "start": 3242.0,
        "duration": 3.76
    },
    {
        "text": "incorporate into your own program now",
        "start": 3243.52,
        "duration": 4.48
    },
    {
        "text": "how do you do this well python has a",
        "start": 3245.76,
        "duration": 4.079
    },
    {
        "text": "very popular package that you can",
        "start": 3248.0,
        "duration": 4.72
    },
    {
        "text": "install via pip called requests the",
        "start": 3249.839,
        "duration": 5.601
    },
    {
        "text": "requests library allows you to make web",
        "start": 3252.72,
        "duration": 5.599
    },
    {
        "text": "requests internet requests using python",
        "start": 3255.44,
        "duration": 5.679
    },
    {
        "text": "code essentially as though you were a",
        "start": 3258.319,
        "duration": 5.28
    },
    {
        "text": "browser yourself you can automate there",
        "start": 3261.119,
        "duration": 4.401
    },
    {
        "text": "for the retrieval of urls that start",
        "start": 3263.599,
        "duration": 5.681
    },
    {
        "text": "with http or https the documentation for",
        "start": 3265.52,
        "duration": 5.76
    },
    {
        "text": "this library is a url like this but it",
        "start": 3269.28,
        "duration": 3.76
    },
    {
        "text": "too can be installed at the command line",
        "start": 3271.28,
        "duration": 3.12
    },
    {
        "text": "and even though it's third party it's",
        "start": 3273.04,
        "duration": 3.279
    },
    {
        "text": "one of the most popular and commonly",
        "start": 3274.4,
        "duration": 4.0
    },
    {
        "text": "used packages out there in python and",
        "start": 3276.319,
        "duration": 4.24
    },
    {
        "text": "this too is one of the reasons again",
        "start": 3278.4,
        "duration": 4.64
    },
    {
        "text": "that python is so popular there's just",
        "start": 3280.559,
        "duration": 4.321
    },
    {
        "text": "so many solutions to problems that you",
        "start": 3283.04,
        "duration": 4.079
    },
    {
        "text": "and i have or are invariably going to",
        "start": 3284.88,
        "duration": 4.4
    },
    {
        "text": "have when we write projects of our own",
        "start": 3287.119,
        "duration": 4.641
    },
    {
        "text": "there's just a really vibrant ecosystem",
        "start": 3289.28,
        "duration": 4.319
    },
    {
        "text": "a really vibrant community of open",
        "start": 3291.76,
        "duration": 4.319
    },
    {
        "text": "source software that's that easy for us",
        "start": 3293.599,
        "duration": 4.48
    },
    {
        "text": "to install let me go back to my terminal",
        "start": 3296.079,
        "duration": 4.48
    },
    {
        "text": "window now and run pip install requests",
        "start": 3298.079,
        "duration": 4.321
    },
    {
        "text": "in order to install this package on my",
        "start": 3300.559,
        "duration": 3.441
    },
    {
        "text": "own system and after some lines of",
        "start": 3302.4,
        "duration": 3.439
    },
    {
        "text": "output i'll see that it's successfully",
        "start": 3304.0,
        "duration": 3.92
    },
    {
        "text": "installed now let's go ahead and create",
        "start": 3305.839,
        "duration": 4.201
    },
    {
        "text": "a new file here for instance",
        "start": 3307.92,
        "duration": 3.679
    },
    {
        "text": "itunes.pi",
        "start": 3310.04,
        "duration": 3.96
    },
    {
        "text": "it turns out that apple has its own api",
        "start": 3311.599,
        "duration": 4.081
    },
    {
        "text": "for their itunes service the software",
        "start": 3314.0,
        "duration": 2.96
    },
    {
        "text": "that provides you with the ability to",
        "start": 3315.68,
        "duration": 2.96
    },
    {
        "text": "download and search for music and songs",
        "start": 3316.96,
        "duration": 3.68
    },
    {
        "text": "and other information as well and it",
        "start": 3318.64,
        "duration": 3.919
    },
    {
        "text": "turns out that let me go back over to my",
        "start": 3320.64,
        "duration": 4.0
    },
    {
        "text": "computer here and open up a browser like",
        "start": 3322.559,
        "duration": 4.081
    },
    {
        "text": "chrome and let me go ahead and visit",
        "start": 3324.64,
        "duration": 5.8
    },
    {
        "text": "this url here https colon slash",
        "start": 3326.64,
        "duration": 5.439
    },
    {
        "text": "itunes.apple.com",
        "start": 3330.44,
        "duration": 2.52
    },
    {
        "text": "search",
        "start": 3332.079,
        "duration": 3.28
    },
    {
        "text": "question mark entity equals song",
        "start": 3332.96,
        "duration": 5.359
    },
    {
        "text": "ampersand limit equals one ampersand",
        "start": 3335.359,
        "duration": 5.281
    },
    {
        "text": "term equals weezer now i constructed",
        "start": 3338.319,
        "duration": 4.081
    },
    {
        "text": "this url manually by reading the",
        "start": 3340.64,
        "duration": 4.08
    },
    {
        "text": "documentation for apple's api",
        "start": 3342.4,
        "duration": 4.0
    },
    {
        "text": "application programming interface for",
        "start": 3344.72,
        "duration": 3.92
    },
    {
        "text": "itunes and what they told me is that if",
        "start": 3346.4,
        "duration": 4.32
    },
    {
        "text": "i want to search for information about",
        "start": 3348.64,
        "duration": 4.8
    },
    {
        "text": "songs in their database i should specify",
        "start": 3350.72,
        "duration": 4.879
    },
    {
        "text": "entity equal song so that it's songs and",
        "start": 3353.44,
        "duration": 3.919
    },
    {
        "text": "not albums or artists or something like",
        "start": 3355.599,
        "duration": 3.121
    },
    {
        "text": "that if i just want to get back",
        "start": 3357.359,
        "duration": 3.121
    },
    {
        "text": "information on one song i'm going to",
        "start": 3358.72,
        "duration": 4.16
    },
    {
        "text": "provide limit equals one and if the band",
        "start": 3360.48,
        "duration": 4.079
    },
    {
        "text": "i want to search for the artist is",
        "start": 3362.88,
        "duration": 4.08
    },
    {
        "text": "weezer i should specify term equals",
        "start": 3364.559,
        "duration": 5.121
    },
    {
        "text": "weezer so with this if i go ahead and",
        "start": 3366.96,
        "duration": 5.119
    },
    {
        "text": "hit enter and visit this url i actually",
        "start": 3369.68,
        "duration": 4.24
    },
    {
        "text": "end up with a text file in my downloads",
        "start": 3372.079,
        "duration": 4.081
    },
    {
        "text": "folder on my mac if i go ahead and open",
        "start": 3373.92,
        "duration": 3.679
    },
    {
        "text": "that text file that my browser just",
        "start": 3376.16,
        "duration": 3.12
    },
    {
        "text": "downloaded will see all of this text",
        "start": 3377.599,
        "duration": 3.441
    },
    {
        "text": "here which at first glance might look a",
        "start": 3379.28,
        "duration": 3.6
    },
    {
        "text": "bit cryptic but it actually follows a",
        "start": 3381.04,
        "duration": 4.0
    },
    {
        "text": "pattern notice this curly brace at the",
        "start": 3382.88,
        "duration": 4.479
    },
    {
        "text": "start and notice this closed curly brace",
        "start": 3385.04,
        "duration": 4.4
    },
    {
        "text": "at the end notice this open square",
        "start": 3387.359,
        "duration": 4.0
    },
    {
        "text": "bracket here and notice this close",
        "start": 3389.44,
        "duration": 4.879
    },
    {
        "text": "square bracket here and in between those",
        "start": 3391.359,
        "duration": 4.96
    },
    {
        "text": "pieces of syntax are a whole bunch of",
        "start": 3394.319,
        "duration": 4.081
    },
    {
        "text": "strings and values in fact a whole bunch",
        "start": 3396.319,
        "duration": 4.401
    },
    {
        "text": "of key value pairs what we're looking at",
        "start": 3398.4,
        "duration": 4.399
    },
    {
        "text": "here is a standard text format known as",
        "start": 3400.72,
        "duration": 5.04
    },
    {
        "text": "json javascript object notation which",
        "start": 3402.799,
        "duration": 4.481
    },
    {
        "text": "yes is technically related to yet",
        "start": 3405.76,
        "duration": 2.96
    },
    {
        "text": "another programming language called",
        "start": 3407.28,
        "duration": 4.24
    },
    {
        "text": "javascript but json itself is typically",
        "start": 3408.72,
        "duration": 5.839
    },
    {
        "text": "used nowadays as a language agnostic",
        "start": 3411.52,
        "duration": 5.52
    },
    {
        "text": "format for exchanging data between",
        "start": 3414.559,
        "duration": 4.8
    },
    {
        "text": "computers by language agnostic i mean",
        "start": 3417.04,
        "duration": 3.84
    },
    {
        "text": "you don't have to use javascript you can",
        "start": 3419.359,
        "duration": 3.76
    },
    {
        "text": "use python or any other language to read",
        "start": 3420.88,
        "duration": 4.56
    },
    {
        "text": "json or write it as well and it's a",
        "start": 3423.119,
        "duration": 4.401
    },
    {
        "text": "completely text based format which means",
        "start": 3425.44,
        "duration": 4.72
    },
    {
        "text": "that if i visit that url with my browser",
        "start": 3427.52,
        "duration": 4.4
    },
    {
        "text": "what gets downloaded is just a bunch of",
        "start": 3430.16,
        "duration": 4.24
    },
    {
        "text": "text but that text is formatted in a",
        "start": 3431.92,
        "duration": 5.04
    },
    {
        "text": "standard way using curly braces and",
        "start": 3434.4,
        "duration": 5.12
    },
    {
        "text": "square brackets using quotes and some",
        "start": 3436.96,
        "duration": 4.879
    },
    {
        "text": "colons that ultimately contains all of",
        "start": 3439.52,
        "duration": 4.72
    },
    {
        "text": "the information in apple's database on",
        "start": 3441.839,
        "duration": 4.48
    },
    {
        "text": "weezer's song at least the first one",
        "start": 3444.24,
        "duration": 4.16
    },
    {
        "text": "because i limited it to one in their",
        "start": 3446.319,
        "duration": 3.921
    },
    {
        "text": "database and that's an api an",
        "start": 3448.4,
        "duration": 3.439
    },
    {
        "text": "application programming interface a",
        "start": 3450.24,
        "duration": 4.319
    },
    {
        "text": "mechanism whereby i can access data on",
        "start": 3451.839,
        "duration": 4.48
    },
    {
        "text": "someone else's server and somehow",
        "start": 3454.559,
        "duration": 3.841
    },
    {
        "text": "integrate it into my own",
        "start": 3456.319,
        "duration": 4.641
    },
    {
        "text": "program now of course my browser chrome",
        "start": 3458.4,
        "duration": 4.0
    },
    {
        "text": "is not something i wrote i should",
        "start": 3460.96,
        "duration": 3.2
    },
    {
        "text": "actually write some python code that",
        "start": 3462.4,
        "duration": 4.24
    },
    {
        "text": "perhaps pretends to be a browser to grab",
        "start": 3464.16,
        "duration": 4.8
    },
    {
        "text": "the same data so let's do that let me go",
        "start": 3466.64,
        "duration": 3.919
    },
    {
        "text": "back to vs code here and let me write a",
        "start": 3468.96,
        "duration": 4.72
    },
    {
        "text": "program with code itunes.pi and we're",
        "start": 3470.559,
        "duration": 5.04
    },
    {
        "text": "going to write some code by which i can",
        "start": 3473.68,
        "duration": 3.439
    },
    {
        "text": "then use",
        "start": 3475.599,
        "duration": 4.881
    },
    {
        "text": "the itunes api and in turn python to get",
        "start": 3477.119,
        "duration": 5.761
    },
    {
        "text": "information about any band that i might",
        "start": 3480.48,
        "duration": 4.319
    },
    {
        "text": "want i'm going to go here and import",
        "start": 3482.88,
        "duration": 4.64
    },
    {
        "text": "first the requests library which i",
        "start": 3484.799,
        "duration": 4.721
    },
    {
        "text": "installed earlier in order to make those",
        "start": 3487.52,
        "duration": 4.64
    },
    {
        "text": "http requests i'm going to go ahead and",
        "start": 3489.52,
        "duration": 4.88
    },
    {
        "text": "import the sys library by which i'll",
        "start": 3492.16,
        "duration": 4.0
    },
    {
        "text": "have the ability to use command line",
        "start": 3494.4,
        "duration": 4.08
    },
    {
        "text": "arguments like specification of the band",
        "start": 3496.16,
        "duration": 4.399
    },
    {
        "text": "that i want to search for if not weezer",
        "start": 3498.48,
        "duration": 3.839
    },
    {
        "text": "and then down here i'm going to go ahead",
        "start": 3500.559,
        "duration": 5.121
    },
    {
        "text": "and insert some error checking to say if",
        "start": 3502.319,
        "duration": 5.921
    },
    {
        "text": "the length of sys.rgv",
        "start": 3505.68,
        "duration": 5.6
    },
    {
        "text": "does not equal 2 so if the user does not",
        "start": 3508.24,
        "duration": 4.48
    },
    {
        "text": "provide me with the name of the file",
        "start": 3511.28,
        "duration": 3.92
    },
    {
        "text": "they want to run and the name of a band",
        "start": 3512.72,
        "duration": 4.399
    },
    {
        "text": "and that's it you know what let's just",
        "start": 3515.2,
        "duration": 4.32
    },
    {
        "text": "go ahead and exit for now i could",
        "start": 3517.119,
        "duration": 4.081
    },
    {
        "text": "provide a more explanatory message but",
        "start": 3519.52,
        "duration": 2.96
    },
    {
        "text": "for now i'm going to keep things simple",
        "start": 3521.2,
        "duration": 3.76
    },
    {
        "text": "and just exit the program prematurely so",
        "start": 3522.48,
        "duration": 5.359
    },
    {
        "text": "that i can trust hereafter that sys.rt",
        "start": 3524.96,
        "duration": 4.32
    },
    {
        "text": "has what i want",
        "start": 3527.839,
        "duration": 4.0
    },
    {
        "text": "and now i have the opportunity to use",
        "start": 3529.28,
        "duration": 4.72
    },
    {
        "text": "the requests library to write some",
        "start": 3531.839,
        "duration": 3.921
    },
    {
        "text": "python code that effectively is",
        "start": 3534.0,
        "duration": 4.64
    },
    {
        "text": "pretending to be a web browser so as to",
        "start": 3535.76,
        "duration": 5.92
    },
    {
        "text": "connect to that same https url on",
        "start": 3538.64,
        "duration": 5.439
    },
    {
        "text": "apple's own server so now that i've",
        "start": 3541.68,
        "duration": 4.08
    },
    {
        "text": "guaranteed that the user has typed in",
        "start": 3544.079,
        "duration": 3.921
    },
    {
        "text": "not just the name of the file but also",
        "start": 3545.76,
        "duration": 4.4
    },
    {
        "text": "the name of a band at the prompt giving",
        "start": 3548.0,
        "duration": 4.96
    },
    {
        "text": "me a length of 2 for sys.rgv let's go",
        "start": 3550.16,
        "duration": 5.439
    },
    {
        "text": "ahead and execute requests.get which is",
        "start": 3552.96,
        "duration": 5.04
    },
    {
        "text": "a function inside of the request package",
        "start": 3555.599,
        "duration": 4.321
    },
    {
        "text": "that will literally get some response",
        "start": 3558.0,
        "duration": 4.079
    },
    {
        "text": "from a server and the url that i want to",
        "start": 3559.92,
        "duration": 4.879
    },
    {
        "text": "get is exactly the same as before https",
        "start": 3562.079,
        "duration": 4.081
    },
    {
        "text": "colon slash",
        "start": 3564.799,
        "duration": 3.361
    },
    {
        "text": "itunes.apple.com",
        "start": 3566.16,
        "duration": 5.04
    },
    {
        "text": "search question mark entity equal song",
        "start": 3568.16,
        "duration": 6.0
    },
    {
        "text": "ampersand limit equals one ampersand",
        "start": 3571.2,
        "duration": 5.68
    },
    {
        "text": "term equals previously weezer but let's",
        "start": 3574.16,
        "duration": 4.639
    },
    {
        "text": "make this program a little interactive",
        "start": 3576.88,
        "duration": 4.479
    },
    {
        "text": "and actually allow the human to specify",
        "start": 3578.799,
        "duration": 4.481
    },
    {
        "text": "at the command line what artists they'd",
        "start": 3581.359,
        "duration": 3.681
    },
    {
        "text": "like to search for so i'm going to go",
        "start": 3583.28,
        "duration": 4.4
    },
    {
        "text": "ahead and close my quote early and just",
        "start": 3585.04,
        "duration": 5.279
    },
    {
        "text": "append using the concatenation operator",
        "start": 3587.68,
        "duration": 5.52
    },
    {
        "text": "as in the past sis.rgv",
        "start": 3590.319,
        "duration": 5.52
    },
    {
        "text": "bracket 1. and now it'd actually be nice",
        "start": 3593.2,
        "duration": 4.8
    },
    {
        "text": "to store the response from the server in",
        "start": 3595.839,
        "duration": 3.601
    },
    {
        "text": "a variable so i'm going to go ahead and",
        "start": 3598.0,
        "duration": 4.799
    },
    {
        "text": "say response equals and to store all of",
        "start": 3599.44,
        "duration": 4.56
    },
    {
        "text": "the response that comes back from the",
        "start": 3602.799,
        "duration": 3.201
    },
    {
        "text": "server in a variable called response",
        "start": 3604.0,
        "duration": 3.76
    },
    {
        "text": "down here now i'd like to just",
        "start": 3606.0,
        "duration": 3.44
    },
    {
        "text": "understand what the server is returning",
        "start": 3607.76,
        "duration": 3.76
    },
    {
        "text": "to me to make sure i know how next to",
        "start": 3609.44,
        "duration": 3.84
    },
    {
        "text": "proceed so this isn't going to be very",
        "start": 3611.52,
        "duration": 3.039
    },
    {
        "text": "pretty yet but i'm going to go ahead and",
        "start": 3613.28,
        "duration": 2.519
    },
    {
        "text": "print out",
        "start": 3614.559,
        "duration": 4.0
    },
    {
        "text": "response.json which ensures that the",
        "start": 3615.799,
        "duration": 4.841
    },
    {
        "text": "data i'm getting back is formatted on my",
        "start": 3618.559,
        "duration": 4.721
    },
    {
        "text": "screen as exactly that json the same",
        "start": 3620.64,
        "duration": 5.36
    },
    {
        "text": "text format as we saw on my screen it's",
        "start": 3623.28,
        "duration": 4.799
    },
    {
        "text": "not a useful program yet i'm really just",
        "start": 3626.0,
        "duration": 3.92
    },
    {
        "text": "learning along the way but let me go",
        "start": 3628.079,
        "duration": 3.361
    },
    {
        "text": "ahead now and increase the size of my",
        "start": 3629.92,
        "duration": 4.12
    },
    {
        "text": "terminal window and run python of",
        "start": 3631.44,
        "duration": 5.04
    },
    {
        "text": "itunes.pi and type in the name of a band",
        "start": 3634.04,
        "duration": 4.759
    },
    {
        "text": "like weezer and hit enter",
        "start": 3636.48,
        "duration": 4.48
    },
    {
        "text": "and what we see on the screen formatted",
        "start": 3638.799,
        "duration": 4.56
    },
    {
        "text": "almost the same as before is exactly",
        "start": 3640.96,
        "duration": 4.879
    },
    {
        "text": "that same text but what you'll see here",
        "start": 3643.359,
        "duration": 4.72
    },
    {
        "text": "is that this has been standardized now",
        "start": 3645.839,
        "duration": 5.361
    },
    {
        "text": "as a python dictionary what indeed apple",
        "start": 3648.079,
        "duration": 5.441
    },
    {
        "text": "is returning is technically a json",
        "start": 3651.2,
        "duration": 5.04
    },
    {
        "text": "response javascript object notation but",
        "start": 3653.52,
        "duration": 5.279
    },
    {
        "text": "python the request library is converting",
        "start": 3656.24,
        "duration": 5.28
    },
    {
        "text": "it to a python dictionary which happens",
        "start": 3658.799,
        "duration": 4.961
    },
    {
        "text": "to use wonderfully coincidentally almost",
        "start": 3661.52,
        "duration": 4.96
    },
    {
        "text": "the same syntax it uses curly braces to",
        "start": 3663.76,
        "duration": 4.48
    },
    {
        "text": "represent the dictionary here and a",
        "start": 3666.48,
        "duration": 3.44
    },
    {
        "text": "closed curly brace to represent the end",
        "start": 3668.24,
        "duration": 4.559
    },
    {
        "text": "of it here for any lists therein it uses",
        "start": 3669.92,
        "duration": 4.72
    },
    {
        "text": "a square bracket here and a closed",
        "start": 3672.799,
        "duration": 4.881
    },
    {
        "text": "square bracket down here it uses quotes",
        "start": 3674.64,
        "duration": 4.4
    },
    {
        "text": "single quotes in this case or",
        "start": 3677.68,
        "duration": 3.36
    },
    {
        "text": "equivalently double quotes to represent",
        "start": 3679.04,
        "duration": 5.039
    },
    {
        "text": "the keys in that dictionary and after a",
        "start": 3681.04,
        "duration": 6.0
    },
    {
        "text": "colon it stores the value of that key",
        "start": 3684.079,
        "duration": 4.72
    },
    {
        "text": "and so you'll see that indeed we have a",
        "start": 3687.04,
        "duration": 4.72
    },
    {
        "text": "result count key whose value is one but",
        "start": 3688.799,
        "duration": 5.201
    },
    {
        "text": "then a more interesting result key",
        "start": 3691.76,
        "duration": 4.96
    },
    {
        "text": "called results whose value is this",
        "start": 3694.0,
        "duration": 5.839
    },
    {
        "text": "entire list of data now honestly this is",
        "start": 3696.72,
        "duration": 4.96
    },
    {
        "text": "such a big blob of text that it's going",
        "start": 3699.839,
        "duration": 3.201
    },
    {
        "text": "to take me forever to wrap my mind",
        "start": 3701.68,
        "duration": 3.439
    },
    {
        "text": "around what i'm seeing so let me propose",
        "start": 3703.04,
        "duration": 4.64
    },
    {
        "text": "temporarily we use another library in",
        "start": 3705.119,
        "duration": 4.96
    },
    {
        "text": "python that will allow me to format my",
        "start": 3707.68,
        "duration": 4.8
    },
    {
        "text": "data a little more cleanly it turns out",
        "start": 3710.079,
        "duration": 4.72
    },
    {
        "text": "that python also comes with a special",
        "start": 3712.48,
        "duration": 4.96
    },
    {
        "text": "library uh called json that allows you",
        "start": 3714.799,
        "duration": 5.04
    },
    {
        "text": "to manipulate json data and even just",
        "start": 3717.44,
        "duration": 4.48
    },
    {
        "text": "printing print it that is formatted in a",
        "start": 3719.839,
        "duration": 3.441
    },
    {
        "text": "way that's going to be way easier for",
        "start": 3721.92,
        "duration": 3.439
    },
    {
        "text": "you and i to understand so let me go",
        "start": 3723.28,
        "duration": 4.64
    },
    {
        "text": "back to my code here let me shrink my",
        "start": 3725.359,
        "duration": 4.0
    },
    {
        "text": "terminal window",
        "start": 3727.92,
        "duration": 3.679
    },
    {
        "text": "and let me propose that just temporarily",
        "start": 3729.359,
        "duration": 4.72
    },
    {
        "text": "again we do this let me import this",
        "start": 3731.599,
        "duration": 4.48
    },
    {
        "text": "additional library json which comes with",
        "start": 3734.079,
        "duration": 3.601
    },
    {
        "text": "python so i don't need to install it",
        "start": 3736.079,
        "duration": 4.081
    },
    {
        "text": "manually with pip and let me go ahead",
        "start": 3737.68,
        "duration": 5.119
    },
    {
        "text": "now and not just print out response.json",
        "start": 3740.16,
        "duration": 4.56
    },
    {
        "text": "which was that big blob of hard to",
        "start": 3742.799,
        "duration": 4.161
    },
    {
        "text": "understand text let me go ahead and use",
        "start": 3744.72,
        "duration": 4.839
    },
    {
        "text": "one other function here called",
        "start": 3746.96,
        "duration": 6.72
    },
    {
        "text": "json.dump s for dump string and pass to",
        "start": 3749.559,
        "duration": 6.681
    },
    {
        "text": "that function that response dot json",
        "start": 3753.68,
        "duration": 4.399
    },
    {
        "text": "return value so again i'm just",
        "start": 3756.24,
        "duration": 4.319
    },
    {
        "text": "introducing another function who i claim",
        "start": 3758.079,
        "duration": 4.561
    },
    {
        "text": "it has a purpose in life of pretty",
        "start": 3760.559,
        "duration": 4.321
    },
    {
        "text": "printing nicely formatting on the screen",
        "start": 3762.64,
        "duration": 4.32
    },
    {
        "text": "the exact same information i know this",
        "start": 3764.88,
        "duration": 3.679
    },
    {
        "text": "from the documentation having done this",
        "start": 3766.96,
        "duration": 3.52
    },
    {
        "text": "before but i'd like things to be nicely",
        "start": 3768.559,
        "duration": 3.601
    },
    {
        "text": "indented and according to the",
        "start": 3770.48,
        "duration": 3.68
    },
    {
        "text": "documentation if i pass in a named",
        "start": 3772.16,
        "duration": 5.12
    },
    {
        "text": "parameter of indent equals two that's",
        "start": 3774.16,
        "duration": 4.72
    },
    {
        "text": "going to indent everything at least two",
        "start": 3777.28,
        "duration": 3.6
    },
    {
        "text": "spaces i could do four or something else",
        "start": 3778.88,
        "duration": 3.76
    },
    {
        "text": "but it's going to be enough to help me",
        "start": 3780.88,
        "duration": 4.08
    },
    {
        "text": "wrap my mind around what the data is i'm",
        "start": 3782.64,
        "duration": 4.0
    },
    {
        "text": "getting back because again i'm just",
        "start": 3784.96,
        "duration": 3.68
    },
    {
        "text": "learning along with you so let me",
        "start": 3786.64,
        "duration": 3.439
    },
    {
        "text": "increase the size of my terminal window",
        "start": 3788.64,
        "duration": 3.919
    },
    {
        "text": "again let me run python of itunes.pi and",
        "start": 3790.079,
        "duration": 4.24
    },
    {
        "text": "again let's search for weezer and hit",
        "start": 3792.559,
        "duration": 3.921
    },
    {
        "text": "enter and now notice",
        "start": 3794.319,
        "duration": 4.0
    },
    {
        "text": "it's still a little bit cryptic because",
        "start": 3796.48,
        "duration": 4.639
    },
    {
        "text": "there's a lot going on here but my gosh",
        "start": 3798.319,
        "duration": 5.681
    },
    {
        "text": "i can totally read this more easily now",
        "start": 3801.119,
        "duration": 4.96
    },
    {
        "text": "notice now that i still see the first",
        "start": 3804.0,
        "duration": 4.079
    },
    {
        "text": "curly brace which means hey this is a",
        "start": 3806.079,
        "duration": 4.0
    },
    {
        "text": "dictionary in python a collection of",
        "start": 3808.079,
        "duration": 4.72
    },
    {
        "text": "keys and values the first key is called",
        "start": 3810.079,
        "duration": 4.561
    },
    {
        "text": "result count it happens to be displayed",
        "start": 3812.799,
        "duration": 3.681
    },
    {
        "text": "in double quotes now but that's just an",
        "start": 3814.64,
        "duration": 3.28
    },
    {
        "text": "issue of formatting it could be double",
        "start": 3816.48,
        "duration": 3.359
    },
    {
        "text": "or single so long as we're consistent",
        "start": 3817.92,
        "duration": 5.04
    },
    {
        "text": "the value of that key is one why well i",
        "start": 3819.839,
        "duration": 5.28
    },
    {
        "text": "told the url to only limit the responses",
        "start": 3822.96,
        "duration": 4.079
    },
    {
        "text": "to one weezer song so i've gotten a",
        "start": 3825.119,
        "duration": 4.081
    },
    {
        "text": "result set of one if i increase that",
        "start": 3827.039,
        "duration": 4.721
    },
    {
        "text": "limit i could probably get more then the",
        "start": 3829.2,
        "duration": 4.159
    },
    {
        "text": "interesting part of this response is",
        "start": 3831.76,
        "duration": 3.88
    },
    {
        "text": "really the data itself notice in the",
        "start": 3833.359,
        "duration": 5.361
    },
    {
        "text": "results key here there's a really big",
        "start": 3835.64,
        "duration": 7.08
    },
    {
        "text": "value the value is a python list as",
        "start": 3838.72,
        "duration": 5.52
    },
    {
        "text": "implied",
        "start": 3842.72,
        "duration": 3.52
    },
    {
        "text": "by this square bracket what does this",
        "start": 3844.24,
        "duration": 4.48
    },
    {
        "text": "list contain well i know from skimming",
        "start": 3846.24,
        "duration": 4.48
    },
    {
        "text": "it earlier that this contains one",
        "start": 3848.72,
        "duration": 4.8
    },
    {
        "text": "dictionary and that's why we see another",
        "start": 3850.72,
        "duration": 4.8
    },
    {
        "text": "curly brace here",
        "start": 3853.52,
        "duration": 3.839
    },
    {
        "text": "so again if this gets a little more",
        "start": 3855.52,
        "duration": 3.36
    },
    {
        "text": "complicated keep in mind that a",
        "start": 3857.359,
        "duration": 4.081
    },
    {
        "text": "dictionary is just a collection of key",
        "start": 3858.88,
        "duration": 5.199
    },
    {
        "text": "value pairs and python uses curly braces",
        "start": 3861.44,
        "duration": 4.159
    },
    {
        "text": "to indicate as much",
        "start": 3864.079,
        "duration": 3.921
    },
    {
        "text": "it is perfectly reasonable for a",
        "start": 3865.599,
        "duration": 4.561
    },
    {
        "text": "dictionary to be inside of another",
        "start": 3868.0,
        "duration": 4.799
    },
    {
        "text": "dictionary if the value of some key",
        "start": 3870.16,
        "duration": 5.04
    },
    {
        "text": "itself is another dictionary so this is",
        "start": 3872.799,
        "duration": 3.76
    },
    {
        "text": "a common paradigm and even though it",
        "start": 3875.2,
        "duration": 3.52
    },
    {
        "text": "might seem a bit cryptic it's just",
        "start": 3876.559,
        "duration": 4.0
    },
    {
        "text": "something that allows us to associate",
        "start": 3878.72,
        "duration": 4.319
    },
    {
        "text": "more keys with more values now most of",
        "start": 3880.559,
        "duration": 4.081
    },
    {
        "text": "this information i probably don't care",
        "start": 3883.039,
        "duration": 3.601
    },
    {
        "text": "about for instance according to apple",
        "start": 3884.64,
        "duration": 4.159
    },
    {
        "text": "the unique identifier for weezer is",
        "start": 3886.64,
        "duration": 4.28
    },
    {
        "text": "apparently 115",
        "start": 3888.799,
        "duration": 4.721
    },
    {
        "text": "234. that might be useful if i'm making",
        "start": 3890.92,
        "duration": 4.28
    },
    {
        "text": "my own database and i want this to be",
        "start": 3893.52,
        "duration": 4.0
    },
    {
        "text": "searchable but for today's purposes all",
        "start": 3895.2,
        "duration": 4.639
    },
    {
        "text": "i care about is the name of the track",
        "start": 3897.52,
        "duration": 5.2
    },
    {
        "text": "otherwise called track name as key and",
        "start": 3899.839,
        "duration": 4.96
    },
    {
        "text": "the first song and only song because we",
        "start": 3902.72,
        "duration": 4.319
    },
    {
        "text": "limited it to one that we got back from",
        "start": 3904.799,
        "duration": 4.32
    },
    {
        "text": "itunes here is the song that you might",
        "start": 3907.039,
        "duration": 5.04
    },
    {
        "text": "know by weezer called say it ain't so",
        "start": 3909.119,
        "duration": 5.92
    },
    {
        "text": "so now i have a bit of a clue if my goal",
        "start": 3912.079,
        "duration": 5.361
    },
    {
        "text": "here is to implement a program called",
        "start": 3915.039,
        "duration": 4.8
    },
    {
        "text": "itunes.pi that doesn't just dump the",
        "start": 3917.44,
        "duration": 3.76
    },
    {
        "text": "response from the server which is",
        "start": 3919.839,
        "duration": 3.681
    },
    {
        "text": "admittedly very cryptic but to print out",
        "start": 3921.2,
        "duration": 5.2
    },
    {
        "text": "all of the songs that itunes has for the",
        "start": 3923.52,
        "duration": 6.0
    },
    {
        "text": "band called weezer maybe i can iterate",
        "start": 3926.4,
        "duration": 5.439
    },
    {
        "text": "over this somehow so let me backtrack",
        "start": 3929.52,
        "duration": 4.559
    },
    {
        "text": "here's the key called track name",
        "start": 3931.839,
        "duration": 4.641
    },
    {
        "text": "it is inside of a dictionary",
        "start": 3934.079,
        "duration": 5.76
    },
    {
        "text": "that is the value of results here",
        "start": 3936.48,
        "duration": 5.599
    },
    {
        "text": "so how can i go about getting this well",
        "start": 3939.839,
        "duration": 4.321
    },
    {
        "text": "let me go ahead and try this let me go",
        "start": 3942.079,
        "duration": 4.081
    },
    {
        "text": "ahead and shrink my terminal window back",
        "start": 3944.16,
        "duration": 2.879
    },
    {
        "text": "down",
        "start": 3946.16,
        "duration": 2.8
    },
    {
        "text": "and let me propose now for one final",
        "start": 3947.039,
        "duration": 4.08
    },
    {
        "text": "flourish we don't just lazily print out",
        "start": 3948.96,
        "duration": 3.68
    },
    {
        "text": "the contents of that response because",
        "start": 3951.119,
        "duration": 3.041
    },
    {
        "text": "that's not interesting or pretty for",
        "start": 3952.64,
        "duration": 4.56
    },
    {
        "text": "anyone let's do this let me go ahead and",
        "start": 3954.16,
        "duration": 4.879
    },
    {
        "text": "create a new variable just for the sake",
        "start": 3957.2,
        "duration": 4.08
    },
    {
        "text": "of discussion called o for object and",
        "start": 3959.039,
        "duration": 4.241
    },
    {
        "text": "i'm going to go ahead and call",
        "start": 3961.28,
        "duration": 6.24
    },
    {
        "text": "o equals response dot json just to store",
        "start": 3963.28,
        "duration": 6.96
    },
    {
        "text": "that json response specifically in a",
        "start": 3967.52,
        "duration": 4.24
    },
    {
        "text": "variable called o but i could name it",
        "start": 3970.24,
        "duration": 3.44
    },
    {
        "text": "anything i want and now i'm going to do",
        "start": 3971.76,
        "duration": 2.88
    },
    {
        "text": "this",
        "start": 3973.68,
        "duration": 3.04
    },
    {
        "text": "for each result",
        "start": 3974.64,
        "duration": 2.88
    },
    {
        "text": "in",
        "start": 3976.72,
        "duration": 2.319
    },
    {
        "text": "that object's",
        "start": 3977.52,
        "duration": 2.48
    },
    {
        "text": "key",
        "start": 3979.039,
        "duration": 4.32
    },
    {
        "text": "called results go ahead and print out",
        "start": 3980.0,
        "duration": 6.72
    },
    {
        "text": "that results track name and notice i",
        "start": 3983.359,
        "duration": 4.881
    },
    {
        "text": "have used exactly the same",
        "start": 3986.72,
        "duration": 3.92
    },
    {
        "text": "capitalization track name has a capital",
        "start": 3988.24,
        "duration": 4.64
    },
    {
        "text": "n results is all lowercase and let me",
        "start": 3990.64,
        "duration": 4.56
    },
    {
        "text": "rewind before we run the actual program",
        "start": 3992.88,
        "duration": 4.8
    },
    {
        "text": "in line eight we are making an http",
        "start": 3995.2,
        "duration": 4.639
    },
    {
        "text": "request using python to the server just",
        "start": 3997.68,
        "duration": 4.0
    },
    {
        "text": "like you and i as humans type urls into",
        "start": 3999.839,
        "duration": 3.681
    },
    {
        "text": "a browser and hit enter this is the",
        "start": 4001.68,
        "duration": 3.76
    },
    {
        "text": "python equivalent thereof",
        "start": 4003.52,
        "duration": 4.96
    },
    {
        "text": "i am then on line 10 just grabbing from",
        "start": 4005.44,
        "duration": 4.879
    },
    {
        "text": "that variable that contains the server's",
        "start": 4008.48,
        "duration": 4.879
    },
    {
        "text": "response the json object that i care",
        "start": 4010.319,
        "duration": 4.641
    },
    {
        "text": "about the thing between those curly",
        "start": 4013.359,
        "duration": 4.401
    },
    {
        "text": "braces at the very top and the bottom",
        "start": 4014.96,
        "duration": 4.639
    },
    {
        "text": "but because we've poked around and",
        "start": 4017.76,
        "duration": 4.079
    },
    {
        "text": "because i read the documentation earlier",
        "start": 4019.599,
        "duration": 5.44
    },
    {
        "text": "i know that that object has a key called",
        "start": 4021.839,
        "duration": 5.601
    },
    {
        "text": "results and that results key again is a",
        "start": 4025.039,
        "duration": 4.08
    },
    {
        "text": "list now at the moment that list",
        "start": 4027.44,
        "duration": 4.56
    },
    {
        "text": "contains only one song say it ain't so",
        "start": 4029.119,
        "duration": 5.361
    },
    {
        "text": "because i limited my response to one but",
        "start": 4032.0,
        "duration": 4.16
    },
    {
        "text": "even so my loop will work it's just",
        "start": 4034.48,
        "duration": 3.28
    },
    {
        "text": "going to iterate once and each time",
        "start": 4036.16,
        "duration": 2.8
    },
    {
        "text": "through that loop it's going to print",
        "start": 4037.76,
        "duration": 3.039
    },
    {
        "text": "the current results",
        "start": 4038.96,
        "duration": 3.119
    },
    {
        "text": "track name",
        "start": 4040.799,
        "duration": 2.56
    },
    {
        "text": "if i want to make this even more",
        "start": 4042.079,
        "duration": 3.121
    },
    {
        "text": "interesting let me change this limit now",
        "start": 4043.359,
        "duration": 4.0
    },
    {
        "text": "from 1 to 50 so i'll at least get back",
        "start": 4045.2,
        "duration": 5.04
    },
    {
        "text": "50 track names instead let me go ahead",
        "start": 4047.359,
        "duration": 4.641
    },
    {
        "text": "now and increase the size of my terminal",
        "start": 4050.24,
        "duration": 3.92
    },
    {
        "text": "once more and go ahead now and run",
        "start": 4052.0,
        "duration": 4.72
    },
    {
        "text": "python of itunes dot pi searching again",
        "start": 4054.16,
        "duration": 5.76
    },
    {
        "text": "for band like weezer and here we go",
        "start": 4056.72,
        "duration": 6.879
    },
    {
        "text": "and voila there are 50 songs that itunes",
        "start": 4059.92,
        "duration": 5.6
    },
    {
        "text": "has for weezer and if we scroll back up",
        "start": 4063.599,
        "duration": 5.041
    },
    {
        "text": "to the top here we'll see that the very",
        "start": 4065.52,
        "duration": 4.96
    },
    {
        "text": "first one there is indeed say it ain't",
        "start": 4068.64,
        "duration": 3.919
    },
    {
        "text": "so but now we got undone the sweater",
        "start": 4070.48,
        "duration": 4.319
    },
    {
        "text": "song buddy holly apparently another",
        "start": 4072.559,
        "duration": 3.921
    },
    {
        "text": "rendition of say it ain't so perhaps",
        "start": 4074.799,
        "duration": 3.76
    },
    {
        "text": "from another album another buddy holly",
        "start": 4076.48,
        "duration": 5.359
    },
    {
        "text": "undone my name is jonas and so forth",
        "start": 4078.559,
        "duration": 5.52
    },
    {
        "text": "questions now on this program which",
        "start": 4081.839,
        "duration": 4.801
    },
    {
        "text": "integrates python with a real-world",
        "start": 4084.079,
        "duration": 6.321
    },
    {
        "text": "third-party api",
        "start": 4086.64,
        "duration": 6.32
    },
    {
        "text": "yeah hi uh can we use break instead of",
        "start": 4090.4,
        "duration": 5.6
    },
    {
        "text": "system.exist exactly good question but",
        "start": 4092.96,
        "duration": 5.52
    },
    {
        "text": "no um break again is used to break out",
        "start": 4096.0,
        "duration": 5.04
    },
    {
        "text": "of things like loops like we saw earlier",
        "start": 4098.48,
        "duration": 4.799
    },
    {
        "text": "sys.exit is used to break out of the",
        "start": 4101.04,
        "duration": 5.199
    },
    {
        "text": "whole program itself use break for loops",
        "start": 4103.279,
        "duration": 4.88
    },
    {
        "text": "for now and use cis.exit to terminate",
        "start": 4106.239,
        "duration": 4.48
    },
    {
        "text": "the whole program good question",
        "start": 4108.159,
        "duration": 4.16
    },
    {
        "text": "other questions now on this program are",
        "start": 4110.719,
        "duration": 4.56
    },
    {
        "text": "others from where we bring the name of",
        "start": 4112.319,
        "duration": 4.641
    },
    {
        "text": "the key results",
        "start": 4115.279,
        "duration": 3.281
    },
    {
        "text": "from where do we get the name of the key",
        "start": 4116.96,
        "duration": 4.64
    },
    {
        "text": "uh results itself can we change the",
        "start": 4118.56,
        "duration": 4.239
    },
    {
        "text": "results",
        "start": 4121.6,
        "duration": 3.04
    },
    {
        "text": "you cannot you so we could in our",
        "start": 4122.799,
        "duration": 3.841
    },
    {
        "text": "program so the keys that come back in",
        "start": 4124.64,
        "duration": 4.0
    },
    {
        "text": "that json response to be clear come from",
        "start": 4126.64,
        "duration": 3.76
    },
    {
        "text": "itunes.apple.com",
        "start": 4128.64,
        "duration": 3.76
    },
    {
        "text": "some engineer some team of engineers",
        "start": 4130.4,
        "duration": 4.56
    },
    {
        "text": "decided for us what all of those keys",
        "start": 4132.4,
        "duration": 4.64
    },
    {
        "text": "would be called including track name",
        "start": 4134.96,
        "duration": 4.56
    },
    {
        "text": "results result count and everything else",
        "start": 4137.04,
        "duration": 4.639
    },
    {
        "text": "you and i can absolutely store those",
        "start": 4139.52,
        "duration": 4.08
    },
    {
        "text": "same values in variables just like i'm",
        "start": 4141.679,
        "duration": 3.841
    },
    {
        "text": "doing here with o just like i'm doing",
        "start": 4143.6,
        "duration": 3.84
    },
    {
        "text": "here with results you can rename those",
        "start": 4145.52,
        "duration": 3.6
    },
    {
        "text": "keys anything you want using python",
        "start": 4147.44,
        "duration": 4.319
    },
    {
        "text": "variables but the json response is",
        "start": 4149.12,
        "duration": 5.599
    },
    {
        "text": "coming from that third-party server",
        "start": 4151.759,
        "duration": 5.841
    },
    {
        "text": "other questions yes sir so i have a",
        "start": 4154.719,
        "duration": 6.161
    },
    {
        "text": "question related to cause a package",
        "start": 4157.6,
        "duration": 4.32
    },
    {
        "text": "so like",
        "start": 4160.88,
        "duration": 2.24
    },
    {
        "text": "uh yes",
        "start": 4161.92,
        "duration": 4.64
    },
    {
        "text": "so so what sort of uh ascii graphics uh",
        "start": 4163.12,
        "duration": 5.119
    },
    {
        "text": "is it capable of",
        "start": 4166.56,
        "duration": 4.639
    },
    {
        "text": "outputting the calce package um i would",
        "start": 4168.239,
        "duration": 4.801
    },
    {
        "text": "refer you to the url in the slides",
        "start": 4171.199,
        "duration": 4.241
    },
    {
        "text": "earlier uh if only because it's more",
        "start": 4173.04,
        "duration": 4.159
    },
    {
        "text": "thorough they have not just cows but",
        "start": 4175.44,
        "duration": 3.52
    },
    {
        "text": "tyrannosaurus rex's and several other",
        "start": 4177.199,
        "duration": 3.761
    },
    {
        "text": "animals as well i should emphasize that",
        "start": 4178.96,
        "duration": 3.52
    },
    {
        "text": "this is not a package i suspect you will",
        "start": 4180.96,
        "duration": 3.279
    },
    {
        "text": "use much in the real world it's really",
        "start": 4182.48,
        "duration": 3.679
    },
    {
        "text": "just meant to be representative of the",
        "start": 4184.239,
        "duration": 3.681
    },
    {
        "text": "types of packages you can install but",
        "start": 4186.159,
        "duration": 3.52
    },
    {
        "text": "allow me to refer to the documentation",
        "start": 4187.92,
        "duration": 4.64
    },
    {
        "text": "for what more is there but ascii art uh",
        "start": 4189.679,
        "duration": 4.961
    },
    {
        "text": "is the all we had before there were",
        "start": 4192.56,
        "duration": 4.32
    },
    {
        "text": "emojis let alone gifs and jpegs and",
        "start": 4194.64,
        "duration": 4.96
    },
    {
        "text": "pings but it's what is immortalized in",
        "start": 4196.88,
        "duration": 5.12
    },
    {
        "text": "cow say well allow me to transition us",
        "start": 4199.6,
        "duration": 5.36
    },
    {
        "text": "back now to one final capability of",
        "start": 4202.0,
        "duration": 5.76
    },
    {
        "text": "python which is that you yourselves have",
        "start": 4204.96,
        "duration": 5.52
    },
    {
        "text": "the ability to make your own libraries",
        "start": 4207.76,
        "duration": 5.28
    },
    {
        "text": "up until now we've been writing all of",
        "start": 4210.48,
        "duration": 5.36
    },
    {
        "text": "our functions in our one file hello pi",
        "start": 4213.04,
        "duration": 4.96
    },
    {
        "text": "and everything since and now that we've",
        "start": 4215.84,
        "duration": 5.839
    },
    {
        "text": "introduced modules in python like random",
        "start": 4218.0,
        "duration": 5.92
    },
    {
        "text": "and statistics we can import those that",
        "start": 4221.679,
        "duration": 3.681
    },
    {
        "text": "come with python but that's other",
        "start": 4223.92,
        "duration": 3.52
    },
    {
        "text": "people's code as well and we've now used",
        "start": 4225.36,
        "duration": 3.839
    },
    {
        "text": "pip this package manager to install",
        "start": 4227.44,
        "duration": 3.6
    },
    {
        "text": "third-party packages as well in the",
        "start": 4229.199,
        "duration": 3.601
    },
    {
        "text": "system and using other people's code",
        "start": 4231.04,
        "duration": 2.639
    },
    {
        "text": "still",
        "start": 4232.8,
        "duration": 2.879
    },
    {
        "text": "but to come full circle what if you",
        "start": 4233.679,
        "duration": 4.0
    },
    {
        "text": "yourself find yourself implementing the",
        "start": 4235.679,
        "duration": 4.56
    },
    {
        "text": "same kinds of functions again and again",
        "start": 4237.679,
        "duration": 4.401
    },
    {
        "text": "or you find yourself opening up old",
        "start": 4240.239,
        "duration": 3.92
    },
    {
        "text": "programs copying and pasting code you",
        "start": 4242.08,
        "duration": 4.079
    },
    {
        "text": "wrote into new programs because you have",
        "start": 4244.159,
        "duration": 4.161
    },
    {
        "text": "the same problem yet again a good",
        "start": 4246.159,
        "duration": 4.881
    },
    {
        "text": "practice would be to somehow bundle up",
        "start": 4248.32,
        "duration": 5.28
    },
    {
        "text": "that code you keep reusing and make your",
        "start": 4251.04,
        "duration": 5.04
    },
    {
        "text": "own python module or package you can",
        "start": 4253.6,
        "duration": 4.48
    },
    {
        "text": "keep it local on your own mac or pc or",
        "start": 4256.08,
        "duration": 4.48
    },
    {
        "text": "cloud server or you can go through the",
        "start": 4258.08,
        "duration": 4.32
    },
    {
        "text": "steps of actually bundling it up making",
        "start": 4260.56,
        "duration": 3.599
    },
    {
        "text": "it free in open source and putting it on",
        "start": 4262.4,
        "duration": 4.319
    },
    {
        "text": "something like pi pi for others to use",
        "start": 4264.159,
        "duration": 4.481
    },
    {
        "text": "as well okay i'm going to go ahead and",
        "start": 4266.719,
        "duration": 4.48
    },
    {
        "text": "run code of sayings.pi to create a brand",
        "start": 4268.64,
        "duration": 4.32
    },
    {
        "text": "new file called sayings.pi which is",
        "start": 4271.199,
        "duration": 4.241
    },
    {
        "text": "going to be my own sayings module i'm",
        "start": 4272.96,
        "duration": 3.92
    },
    {
        "text": "going to define a couple of simple",
        "start": 4275.44,
        "duration": 3.12
    },
    {
        "text": "functions in there i'm going to define a",
        "start": 4276.88,
        "duration": 3.52
    },
    {
        "text": "hello function that's going to take a",
        "start": 4278.56,
        "duration": 4.0
    },
    {
        "text": "name parameter as input and that",
        "start": 4280.4,
        "duration": 4.64
    },
    {
        "text": "function is simply going to print out an",
        "start": 4282.56,
        "duration": 4.96
    },
    {
        "text": "f string that contains hello comma and",
        "start": 4285.04,
        "duration": 4.08
    },
    {
        "text": "then in curly braces whatever that",
        "start": 4287.52,
        "duration": 3.84
    },
    {
        "text": "person's name actually is",
        "start": 4289.12,
        "duration": 3.52
    },
    {
        "text": "then i'm going to go ahead and define",
        "start": 4291.36,
        "duration": 3.44
    },
    {
        "text": "one other function a goodbye function",
        "start": 4292.64,
        "duration": 5.36
    },
    {
        "text": "that has def goodbye also takes a name",
        "start": 4294.8,
        "duration": 5.439
    },
    {
        "text": "as its input and then that prints out by",
        "start": 4298.0,
        "duration": 4.719
    },
    {
        "text": "contrast an f string that says goodbye",
        "start": 4300.239,
        "duration": 5.601
    },
    {
        "text": "comma and then in curly braces name and",
        "start": 4302.719,
        "duration": 5.281
    },
    {
        "text": "now just for good measure just so i can",
        "start": 4305.84,
        "duration": 3.92
    },
    {
        "text": "be sure that these functions are working",
        "start": 4308.0,
        "duration": 3.04
    },
    {
        "text": "as expected i'm going to go ahead and",
        "start": 4309.76,
        "duration": 3.6
    },
    {
        "text": "define a main function in here too just",
        "start": 4311.04,
        "duration": 4.0
    },
    {
        "text": "for the purposes of testing and i'm",
        "start": 4313.36,
        "duration": 2.96
    },
    {
        "text": "going to go ahead and define a main",
        "start": 4315.04,
        "duration": 4.0
    },
    {
        "text": "function that simply does a couple of",
        "start": 4316.32,
        "duration": 6.64
    },
    {
        "text": "tests for instance it calls uh hello of",
        "start": 4319.04,
        "duration": 6.32
    },
    {
        "text": "quote-unquote worlds shall we say and",
        "start": 4322.96,
        "duration": 4.64
    },
    {
        "text": "then it's going to call goodbye of quote",
        "start": 4325.36,
        "duration": 4.56
    },
    {
        "text": "unquote world as well and hopefully what",
        "start": 4327.6,
        "duration": 3.599
    },
    {
        "text": "i'll see on the screen then is hello",
        "start": 4329.92,
        "duration": 3.12
    },
    {
        "text": "world and goodbye world when i run this",
        "start": 4331.199,
        "duration": 3.761
    },
    {
        "text": "program of course as always i need to",
        "start": 4333.04,
        "duration": 3.84
    },
    {
        "text": "explicitly tell python to call that",
        "start": 4334.96,
        "duration": 3.6
    },
    {
        "text": "function so i'm going to call main at",
        "start": 4336.88,
        "duration": 3.44
    },
    {
        "text": "the very bottom of this file all right",
        "start": 4338.56,
        "duration": 4.96
    },
    {
        "text": "let's try it out python of sayings.pie",
        "start": 4340.32,
        "duration": 5.44
    },
    {
        "text": "enter and indeed i see hello world and",
        "start": 4343.52,
        "duration": 3.76
    },
    {
        "text": "goodbye world and so i think it's",
        "start": 4345.76,
        "duration": 3.28
    },
    {
        "text": "reasonable for me to assume that these",
        "start": 4347.28,
        "duration": 3.919
    },
    {
        "text": "functions albeit simple are pretty",
        "start": 4349.04,
        "duration": 4.32
    },
    {
        "text": "correct at this point but now suppose",
        "start": 4351.199,
        "duration": 4.0
    },
    {
        "text": "that i want to use these functions as",
        "start": 4353.36,
        "duration": 3.44
    },
    {
        "text": "though i've indeed created my own",
        "start": 4355.199,
        "duration": 4.48
    },
    {
        "text": "library my own python module that makes",
        "start": 4356.8,
        "duration": 4.72
    },
    {
        "text": "available a hello function for me or",
        "start": 4359.679,
        "duration": 3.52
    },
    {
        "text": "anyone else who wants to use it or a",
        "start": 4361.52,
        "duration": 3.84
    },
    {
        "text": "goodbye function as well well let me go",
        "start": 4363.199,
        "duration": 5.281
    },
    {
        "text": "ahead and open up again say.pi but start",
        "start": 4365.36,
        "duration": 5.28
    },
    {
        "text": "fresh and rather than have the cow say",
        "start": 4368.48,
        "duration": 4.96
    },
    {
        "text": "anything let me go ahead and have my own",
        "start": 4370.64,
        "duration": 5.2
    },
    {
        "text": "library do the talking so i'm going to",
        "start": 4373.44,
        "duration": 4.88
    },
    {
        "text": "go ahead and as before import sys so",
        "start": 4375.84,
        "duration": 3.92
    },
    {
        "text": "that i have access to command line",
        "start": 4378.32,
        "duration": 4.32
    },
    {
        "text": "arguments and from my own module called",
        "start": 4379.76,
        "duration": 5.439
    },
    {
        "text": "sayings i'm going to import hello so",
        "start": 4382.64,
        "duration": 4.24
    },
    {
        "text": "because i created a file called",
        "start": 4385.199,
        "duration": 3.281
    },
    {
        "text": "sayings.pi",
        "start": 4386.88,
        "duration": 4.16
    },
    {
        "text": "i can say from sayings and it's inferred",
        "start": 4388.48,
        "duration": 4.56
    },
    {
        "text": "by python that i mean sayings.pi at",
        "start": 4391.04,
        "duration": 3.679
    },
    {
        "text": "least in this current directory but i",
        "start": 4393.04,
        "duration": 3.52
    },
    {
        "text": "specifically going to import just one of",
        "start": 4394.719,
        "duration": 4.321
    },
    {
        "text": "the functions for now namely hello and",
        "start": 4396.56,
        "duration": 4.32
    },
    {
        "text": "now i can do something like this if the",
        "start": 4399.04,
        "duration": 4.24
    },
    {
        "text": "user obliges by giving me two command",
        "start": 4400.88,
        "duration": 4.4
    },
    {
        "text": "line arguments which i can check by just",
        "start": 4403.28,
        "duration": 4.56
    },
    {
        "text": "checking the length of sys.org v i'm",
        "start": 4405.28,
        "duration": 4.879
    },
    {
        "text": "going to then go ahead and call this new",
        "start": 4407.84,
        "duration": 4.92
    },
    {
        "text": "hello function passing is its input",
        "start": 4410.159,
        "duration": 4.881
    },
    {
        "text": "assist.rgv bracket1 which should",
        "start": 4412.76,
        "duration": 3.88
    },
    {
        "text": "hopefully be the person's name which i'm",
        "start": 4415.04,
        "duration": 2.96
    },
    {
        "text": "going to expect them to type at the",
        "start": 4416.64,
        "duration": 3.28
    },
    {
        "text": "prompt so here we go i'm going to go",
        "start": 4418.0,
        "duration": 4.159
    },
    {
        "text": "down to my terminal window run python of",
        "start": 4419.92,
        "duration": 5.44
    },
    {
        "text": "say.pi and my own name because i want my",
        "start": 4422.159,
        "duration": 4.56
    },
    {
        "text": "own name to end up in the command line",
        "start": 4425.36,
        "duration": 3.04
    },
    {
        "text": "arguments and therefore be part of the",
        "start": 4426.719,
        "duration": 3.601
    },
    {
        "text": "hello so when i hit enter in just a",
        "start": 4428.4,
        "duration": 4.0
    },
    {
        "text": "moment i should hopefully see hello",
        "start": 4430.32,
        "duration": 5.28
    },
    {
        "text": "comma david so here we go enter",
        "start": 4432.4,
        "duration": 6.48
    },
    {
        "text": "and huh i see hello world goodbye world",
        "start": 4435.6,
        "duration": 6.72
    },
    {
        "text": "and then i see hello david so",
        "start": 4438.88,
        "duration": 6.24
    },
    {
        "text": "why is this happening well it turns out",
        "start": 4442.32,
        "duration": 4.0
    },
    {
        "text": "even though i've done everything",
        "start": 4445.12,
        "duration": 4.48
    },
    {
        "text": "according to our own past practice it's",
        "start": 4446.32,
        "duration": 5.76
    },
    {
        "text": "not really the right way to go about",
        "start": 4449.6,
        "duration": 5.04
    },
    {
        "text": "calling maine after all if i'm blindly",
        "start": 4452.08,
        "duration": 4.24
    },
    {
        "text": "calling main here at the bottom of my",
        "start": 4454.64,
        "duration": 3.12
    },
    {
        "text": "file that means whenever this file is",
        "start": 4456.32,
        "duration": 3.52
    },
    {
        "text": "loaded by python main is going to get",
        "start": 4457.76,
        "duration": 4.64
    },
    {
        "text": "called and unfortunately that's true",
        "start": 4459.84,
        "duration": 5.04
    },
    {
        "text": "even if i'm importing this file or just",
        "start": 4462.4,
        "duration": 4.64
    },
    {
        "text": "a function from this file as i am here",
        "start": 4464.88,
        "duration": 4.799
    },
    {
        "text": "in my say.pi program this is to say on",
        "start": 4467.04,
        "duration": 5.199
    },
    {
        "text": "mine three here when i say from sayings",
        "start": 4469.679,
        "duration": 4.641
    },
    {
        "text": "import hello this effectively tells",
        "start": 4472.239,
        "duration": 4.881
    },
    {
        "text": "python to go find that module sayings.pi",
        "start": 4474.32,
        "duration": 4.8
    },
    {
        "text": "read it from top to bottom left to right",
        "start": 4477.12,
        "duration": 3.76
    },
    {
        "text": "and then import specifically the hello",
        "start": 4479.12,
        "duration": 3.76
    },
    {
        "text": "function unfortunately by the time",
        "start": 4480.88,
        "duration": 3.76
    },
    {
        "text": "python has read the file from top to",
        "start": 4482.88,
        "duration": 4.24
    },
    {
        "text": "bottom left to right that last line of",
        "start": 4484.64,
        "duration": 5.039
    },
    {
        "text": "code recall is to call main main gets",
        "start": 4487.12,
        "duration": 5.2
    },
    {
        "text": "called no matter what so really the",
        "start": 4489.679,
        "duration": 4.961
    },
    {
        "text": "right way to go about using a main",
        "start": 4492.32,
        "duration": 4.16
    },
    {
        "text": "function which does solve that problem",
        "start": 4494.64,
        "duration": 3.36
    },
    {
        "text": "of ensuring that we can order our",
        "start": 4496.48,
        "duration": 3.28
    },
    {
        "text": "functions however we want and all the",
        "start": 4498.0,
        "duration": 3.6
    },
    {
        "text": "functions will be defined at the time",
        "start": 4499.76,
        "duration": 3.72
    },
    {
        "text": "they're invoked i shouldn't be",
        "start": 4501.6,
        "duration": 3.76
    },
    {
        "text": "unconditionally calling main at the",
        "start": 4503.48,
        "duration": 3.64
    },
    {
        "text": "bottom of this or really any of my",
        "start": 4505.36,
        "duration": 3.76
    },
    {
        "text": "programs i should instead use this",
        "start": 4507.12,
        "duration": 4.64
    },
    {
        "text": "technique i should say if underscore",
        "start": 4509.12,
        "duration": 5.039
    },
    {
        "text": "underscore name underscore underscore",
        "start": 4511.76,
        "duration": 4.8
    },
    {
        "text": "equals equals quote unquote underscore",
        "start": 4514.159,
        "duration": 4.881
    },
    {
        "text": "underscore main underscore underscore",
        "start": 4516.56,
        "duration": 5.2
    },
    {
        "text": "close quote then and only then should",
        "start": 4519.04,
        "duration": 5.52
    },
    {
        "text": "you actually call main well it turns out",
        "start": 4521.76,
        "duration": 4.64
    },
    {
        "text": "that this variable is a special symbol",
        "start": 4524.56,
        "duration": 4.159
    },
    {
        "text": "in python underscore underscore name",
        "start": 4526.4,
        "duration": 4.48
    },
    {
        "text": "underscore underscore and notice that vs",
        "start": 4528.719,
        "duration": 3.921
    },
    {
        "text": "code because of its font isn't quite",
        "start": 4530.88,
        "duration": 3.2
    },
    {
        "text": "showing those two underscores but",
        "start": 4532.64,
        "duration": 2.88
    },
    {
        "text": "they're indeed there to the left and the",
        "start": 4534.08,
        "duration": 3.28
    },
    {
        "text": "right this is a special variable whose",
        "start": 4535.52,
        "duration": 4.159
    },
    {
        "text": "value is automatically set by python to",
        "start": 4537.36,
        "duration": 4.48
    },
    {
        "text": "be quote unquote main",
        "start": 4539.679,
        "duration": 4.881
    },
    {
        "text": "when you run a file from the command",
        "start": 4541.84,
        "duration": 6.24
    },
    {
        "text": "line as by running python of sayings.pi",
        "start": 4544.56,
        "duration": 5.44
    },
    {
        "text": "so watch what happens now with this",
        "start": 4548.08,
        "duration": 4.8
    },
    {
        "text": "additional conditional in sayings.pi if",
        "start": 4550.0,
        "duration": 5.6
    },
    {
        "text": "i run python of sayings.hi it still",
        "start": 4552.88,
        "duration": 6.4
    },
    {
        "text": "works as before because name will be",
        "start": 4555.6,
        "duration": 6.16
    },
    {
        "text": "automatically set to underscore",
        "start": 4559.28,
        "duration": 4.56
    },
    {
        "text": "underscore main underscore underscore",
        "start": 4561.76,
        "duration": 4.72
    },
    {
        "text": "when i run this file using python of",
        "start": 4563.84,
        "duration": 5.359
    },
    {
        "text": "sayings.pi but notice this",
        "start": 4566.48,
        "duration": 4.96
    },
    {
        "text": "name is not going to be set to quote",
        "start": 4569.199,
        "duration": 3.761
    },
    {
        "text": "unquote main it's going to be set to",
        "start": 4571.44,
        "duration": 2.799
    },
    {
        "text": "something else technically the name of",
        "start": 4572.96,
        "duration": 3.68
    },
    {
        "text": "the module when i instead import the",
        "start": 4574.239,
        "duration": 4.721
    },
    {
        "text": "file like i do here",
        "start": 4576.64,
        "duration": 4.0
    },
    {
        "text": "so this highlighted line of code even",
        "start": 4578.96,
        "duration": 3.52
    },
    {
        "text": "though it will cause python to go find",
        "start": 4580.64,
        "duration": 4.0
    },
    {
        "text": "sayings.pi read it from top to bottom",
        "start": 4582.48,
        "duration": 4.32
    },
    {
        "text": "left to right it's going to ignore the",
        "start": 4584.64,
        "duration": 3.68
    },
    {
        "text": "call to main this time because it's",
        "start": 4586.8,
        "duration": 3.439
    },
    {
        "text": "wrapped in that conditional in this case",
        "start": 4588.32,
        "duration": 4.399
    },
    {
        "text": "when i'm importing a file and not",
        "start": 4590.239,
        "duration": 4.48
    },
    {
        "text": "running it directly at the command line",
        "start": 4592.719,
        "duration": 4.401
    },
    {
        "text": "main will not get called by definition",
        "start": 4594.719,
        "duration": 4.641
    },
    {
        "text": "of that names value so let me go ahead",
        "start": 4597.12,
        "duration": 4.16
    },
    {
        "text": "and try this instead of running python",
        "start": 4599.36,
        "duration": 4.319
    },
    {
        "text": "of sayings.pi which is the module which",
        "start": 4601.28,
        "duration": 4.56
    },
    {
        "text": "contains that conditional main let me go",
        "start": 4603.679,
        "duration": 5.361
    },
    {
        "text": "ahead here on run python of say.pi which",
        "start": 4605.84,
        "duration": 5.52
    },
    {
        "text": "is the program here before me that",
        "start": 4609.04,
        "duration": 5.6
    },
    {
        "text": "imports hello from sayings but because",
        "start": 4611.36,
        "duration": 4.56
    },
    {
        "text": "of that conditional it's not going to",
        "start": 4614.64,
        "duration": 4.16
    },
    {
        "text": "say hello to anyone else except",
        "start": 4615.92,
        "duration": 4.88
    },
    {
        "text": "me in this case",
        "start": 4618.8,
        "duration": 3.6
    },
    {
        "text": "all right we're here at the end of our",
        "start": 4620.8,
        "duration": 3.28
    },
    {
        "text": "week it's only appropriate i think to",
        "start": 4622.4,
        "duration": 3.52
    },
    {
        "text": "import something other than hello why",
        "start": 4624.08,
        "duration": 3.68
    },
    {
        "text": "don't i go ahead and import not hello",
        "start": 4625.92,
        "duration": 4.319
    },
    {
        "text": "but goodbye from here let me go ahead",
        "start": 4627.76,
        "duration": 4.8
    },
    {
        "text": "and call goodbye instead of hello and",
        "start": 4630.239,
        "duration": 4.561
    },
    {
        "text": "this time when i run python of say pi",
        "start": 4632.56,
        "duration": 3.92
    },
    {
        "text": "i'm not going to type my own name allow",
        "start": 4634.8,
        "duration": 3.68
    },
    {
        "text": "me if i may to type in the whole world",
        "start": 4636.48,
        "duration": 4.4
    },
    {
        "text": "so that our final sentiment today is",
        "start": 4638.48,
        "duration": 4.8
    },
    {
        "text": "goodbye world indeed that's it for this",
        "start": 4640.88,
        "duration": 6.92
    },
    {
        "text": "week we will see you next time",
        "start": 4643.28,
        "duration": 4.52
    }
]