.. _animation-dynamic_image: animation example code: dynamic_image.py ======================================== [`source code `_] :: #!/usr/bin/env python """ An animated image """ import numpy as np import matplotlib.pyplot as plt import matplotlib.animation as animation fig = plt.figure() def f(x, y): return np.sin(x) + np.cos(y) x = np.linspace(0, 2 * np.pi, 120) y = np.linspace(0, 2 * np.pi, 100).reshape(-1, 1) im = plt.imshow(f(x, y), cmap=plt.get_cmap('jet')) def updatefig(*args): global x,y x += np.pi / 15. y += np.pi / 20. im.set_array(f(x,y)) return im, ani = animation.FuncAnimation(fig, updatefig, interval=50, blit=True) plt.show() Keywords: python, matplotlib, pylab, example, codex (see :ref:`how-to-search-examples`)