Python 之 matplotlib (十六)Animation动画【转】

本文转载自：https://blog.csdn.net/wangsiji_buaa/article/details/80057875

代码：

1.  
   import matplotlib.pyplot as plt
2.  
   import numpy as np
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   from matplotlib import animation
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5.  
   fig, ax = plt.subplots()
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7.  
   x = np.arange(0, 2 * np.pi, 0.01)
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   line, = ax.plot(x, np.sin(x))
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10.  
     
11.  
    def animate(i):
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    line.set_ydata(np.sin(x + i / 100))
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    return line,
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16.  
    def init():
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    line.set_ydata(np.sin(x))
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    return line,
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21.  
    ani = animation.FuncAnimation(fig=fig, func=animate, frames=100,
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    init_func=init, interval=20, blit=False)
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24.  
    plt.show()