Update customtools.py

customtools.py

@@ -72,7 +72,7 @@ def youtube_transcript(url: str) -> str:
     print(video_id)
     try:
         transcript = YouTubeTranscriptApi().fetch(video_id)
-        text = "\n".join(piece.text for piece in transcript)
+        text = "\n".join(piece.text for piece in transcript.snippets)
         return text[:chars]
     except Exception as exc:
         print(f"Error fetching YouTube transcript: {exc}")
@@ -171,7 +171,8 @@ def modulus_tool(a: int, b: int) -> int:
         a: first int
         b: second int
     """
-    return a % b
+    result = a % b
+    return str(result)
 
 
 @tool
@@ -181,7 +182,8 @@ def power_tool(a: float, b: float) -> float:
         a (float): the first number
         b (float): the second number
     """
-    return a**b
+    result = a**b
+    return str(result)