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event_handling example code: keypress_demo.pyΒΆ

[source code]

#!/usr/bin/env python

Show how to connect to keypress events
from __future__ import print_function
import sys
import numpy as np
import matplotlib.pyplot as plt

def press(event):
    print('press', event.key)
    if event.key=='x':
        visible = xl.get_visible()
        xl.set_visible(not visible)

fig, ax = plt.subplots()

fig.canvas.mpl_connect('key_press_event', press)

ax.plot(np.random.rand(12), np.random.rand(12), 'go')
xl = ax.set_xlabel('easy come, easy go')

Keywords: python, matplotlib, pylab, example, codex (see Search examples)