pythonanimation函数解析？ |scalepython

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()