.. only:: html .. note:: :class: sphx-glr-download-link-note Click :ref:`here ` to download the full example code .. rst-class:: sphx-glr-example-title .. _sphx_glr_gallery_event_handling_keypress_demo.py: ============= Keypress Demo ============= Show how to connect to keypress events .. image:: /gallery/event_handling/images/sphx_glr_keypress_demo_001.png :class: sphx-glr-single-img .. code-block:: default 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() .. _sphx_glr_download_gallery_event_handling_keypress_demo.py: .. only :: html .. container:: sphx-glr-footer :class: sphx-glr-footer-example .. container:: sphx-glr-download sphx-glr-download-python :download:`Download Python source code: keypress_demo.py ` .. container:: sphx-glr-download sphx-glr-download-jupyter :download:`Download Jupyter notebook: keypress_demo.ipynb ` .. only:: html .. rst-class:: sphx-glr-signature Keywords: matplotlib code example, codex, python plot, pyplot `Gallery generated by Sphinx-Gallery `_