代码示例：
importmatplotlib.pyplotasplt
importnumpyasnp
frommatplotlibimportanimation
fig,ax=plt.subplots()
x=np.arange(0,2*np.pi,0.01)
line,=ax.plot(x,np.sin(x))
defanimate(i):
line.set_ydata(np.sin(x+i/100))
returnline,
definit():
line.set_ydata(np.sin(x))
returnline,
ani=animation.FuncAnimation(fig=fig,func=animate,frames=100,
init_func=init,interval=20,blit=False)
plt.show()
