ম্যাটপ্লটলিব widgets

import matplotlib.pyplot as plt
from matplotlib.widgets import Slider

figure, axes = plt.subplots()

x = [1, 2, 3, 4]
y = [2, 4, 6, 8]

line, = axes.plot(x, y)

slider_axes = figure.add_axes(
    [0.2, 0.05, 0.6, 0.03]
)

slider = Slider(
    slider_axes,
    "Scale",
    1,
    5,
    valinit=1
)

def update(value):
    line.set_ydata(
        [number * value for number in y]
    )

    figure.canvas.draw_idle()

slider.on_changed(update)

plt.show()