| """ | |
| ================== | |
| Animated line plot | |
| ================== | |
| Output generated via `matplotlib.animation.Animation.to_jshtml`. | |
| """ | |
| import matplotlib.pyplot as plt | |
| import numpy as np | |
| 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 animate(i): | |
| line.set_ydata(np.sin(x + i / 50)) # update the data. | |
| return line, | |
| ani = animation.FuncAnimation( | |
| fig, animate, interval=20, blit=True, save_count=50) | |
| # To save the animation, use e.g. | |
| # | |
| # ani.save("movie.mp4") | |
| # | |
| # or | |
| # | |
| # writer = animation.FFMpegWriter( | |
| # fps=15, metadata=dict(artist='Me'), bitrate=1800) | |
| # ani.save("movie.mp4", writer=writer) | |
| plt.show() | |