.. _event_handling-timers: event_handling example code: timers.py ====================================== [`source code `_] :: # Simple example of using general timer objects. This is used to update # the time placed in the title of the figure. import matplotlib.pyplot as plt import numpy as np from datetime import datetime def update_title(axes): axes.set_title(datetime.now()) axes.figure.canvas.draw() fig = plt.figure() ax = fig.add_subplot(1, 1, 1) x = np.linspace(-3, 3) ax.plot(x, x*x) # Create a new timer object. Set the interval 500 milliseconds (1000 is default) # and tell the timer what function should be called. timer = fig.canvas.new_timer(interval=100) timer.add_callback(update_title, ax) timer.start() #Or could start the timer on first figure draw #def start_timer(evt): # timer.start() # fig.canvas.mpl_disconnect(drawid) #drawid = fig.canvas.mpl_connect('draw_event', start_timer) plt.show() Keywords: python, matplotlib, pylab, example, codex (see :ref:`how-to-search-examples`)