### Navigation

- index
- modules |
- home|
- examples|
- tutorials|
- pyplot|
- docs »

# Keypress Demo

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)
        sys.stdout.flush()
        if event.key == 'x':
            visible = xl.get_visible()
            xl.set_visible(not visible)
            fig.canvas.draw()

    # Fixing random state for reproducibility
    np.random.seed(19680801)

    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')
    ax.set_title('Press a key')
    plt.show()

Total running time of the script: ( 0 minutes 0.035 seconds)

Generated by Sphinx-Gallery