testbed/gradio-app__gradio/demo/bokeh_plot/run.py

import gradio as gr
import xyzservices.providers as xyz
from bokeh.tile_providers import get_provider
from bokeh.models import ColumnDataSource, Whisker
from bokeh.plotting import figure
from bokeh.sampledata.autompg2 import autompg2 as df
from bokeh.sampledata.penguins import data
from bokeh.transform import factor_cmap, jitter, factor_mark


def get_plot(plot_type):
    if plot_type == "map":
        tile_provider = get_provider(xyz.OpenStreetMap.Mapnik)
        plot = figure(
            x_range=(-2000000, 6000000),
            y_range=(-1000000, 7000000),
            x_axis_type="mercator",
            y_axis_type="mercator",
        )
        plot.add_tile(tile_provider)
        return plot
    elif plot_type == "whisker":
        classes = list(sorted(df["class"].unique()))

        p = figure(
            height=400,
            x_range=classes,
            background_fill_color="#efefef",
            title="Car class vs HWY mpg with quintile ranges",
        )
        p.xgrid.grid_line_color = None

        g = df.groupby("class")
        upper = g.hwy.quantile(0.80)
        lower = g.hwy.quantile(0.20)
        source = ColumnDataSource(data=dict(base=classes, upper=upper, lower=lower))

        error = Whisker(
            base="base",
            upper="upper",
            lower="lower",
            source=source,
            level="annotation",
            line_width=2,
        )
        error.upper_head.size = 20
        error.lower_head.size = 20
        p.add_layout(error)

        p.circle(
            jitter("class", 0.3, range=p.x_range),
            "hwy",
            source=df,
            alpha=0.5,
            size=13,
            line_color="white",
            color=factor_cmap("class", "Light6", classes),
        )
        return p
    elif plot_type == "scatter":

        SPECIES = sorted(data.species.unique())
        MARKERS = ["hex", "circle_x", "triangle"]

        p = figure(title="Penguin size", background_fill_color="#fafafa")
        p.xaxis.axis_label = "Flipper Length (mm)"
        p.yaxis.axis_label = "Body Mass (g)"

        p.scatter(
            "flipper_length_mm",
            "body_mass_g",
            source=data,
            legend_group="species",
            fill_alpha=0.4,
            size=12,
            marker=factor_mark("species", MARKERS, SPECIES),
            color=factor_cmap("species", "Category10_3", SPECIES),
        )

        p.legend.location = "top_left"
        p.legend.title = "Species"
        return p

with gr.Blocks() as demo:
    with gr.Row():
        plot_type = gr.Radio(value="scatter", choices=["scatter", "whisker", "map"])
        plot = gr.Plot()
    plot_type.change(get_plot, inputs=[plot_type], outputs=[plot])
    demo.load(get_plot, inputs=[plot_type], outputs=[plot])


if __name__ == "__main__":
    demo.launch()