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animation example code: random_data.pyΒΆ

[source code]

import numpy as np
import matplotlib.pyplot as plt
import matplotlib.animation as animation

fig, ax = plt.subplots()
line, = ax.plot(np.random.rand(10))
ax.set_ylim(0, 1)

def update(data):
    line.set_ydata(data)
    return line,

def data_gen():
    while True: yield np.random.rand(10)

ani = animation.FuncAnimation(fig, update, data_gen, interval=100)
plt.show()

Keywords: python, matplotlib, pylab, example, codex (see Search examples)