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import numpy as np
import matplotlib.pyplot as plt
import matplotlib.animation as animation
fig, ax = plt.subplots()
x = np.arange(0, 2*np.pi, 0.01)
line, = ax.plot(x, np.sin(x))
def init(): # only required for blitting to give a clean slate.
line.set_ydata([np.nan] * len(x))
return line,
def animate(i):
line.set_ydata(np.sin(x + i / 100)) # update the data.
return line,
ani = animation.FuncAnimation(
fig, animate, init_func=init, interval=2, blit=True, save_count=50)
# To save the animation, use e.g.
#
# ani.save("movie.mp4")
#
# or
#
# from matplotlib.animation import FFMpegWriter
# writer = FFMpegWriter(fps=15, metadata=dict(artist='Me'), bitrate=1800)
# ani.save("movie.mp4", writer=writer)
plt.show()
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