René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"`close_event` deprecated warning.","articleBody":"### Bug summary\n\nThe attached code gives the warning seen below. \r\n\r\nIf this is intended, should not the `close` [documentation](https://matplotlib.org/stable/api/_as_gen/matplotlib.pyplot.close.html) include such a warning too?\r\nIf not, is there a quick workaround to ignore this warning?\r\n\n\n### Code for reproduction\n\n```python\nimport matplotlib.pyplot as plt                                                                         \r\nimport mpl_toolkits.mplot3d.axes3d as axes3d                                                            \r\nimport numpy as np                                                                                      \r\n                                                                                                        \r\ndef plot_sphere():                                                                                      \r\n                                                                                                        \r\n    # Spherical grid.                                                                                   \r\n    th = np.linspace(0., np.pi, 100)                                                                    \r\n    ph = np.linspace(0., 2. * np.pi, 300)                                                               \r\n    theta, phi = np.meshgrid(th, ph)                                                                    \r\n                                                                                                        \r\n    # Plot sphere.                                                                                      \r\n    x_sphere = np.sin(theta) * np.cos(phi)                                                              \r\n    y_sphere = np.sin(theta) * np.sin(phi)                                                              \r\n    z_sphere = np.cos(theta)                                                                            \r\n                                                                                                        \r\n    fig = plt.figure()                                                                                  \r\n    ax = fig.add_subplot(1, 1, 1, projection='3d')                                                      \r\n    ax.plot_surface(x_sphere, y_sphere, z_sphere, color='blue')                                         \r\n    plt.savefig(\"Test.pdf\", bbox_inches=\"tight\")                                                        \r\n    plt.close(fig)                                                                                      \r\n                                                                                                        \r\n                                                                                                        \r\ndef run():                                                                                              \r\n    plot_sphere()                                                                                       \r\n                                                                                                        \r\n                                                                                                        \r\nrun()\n```\n\n\n### Actual outcome\n\n```\r\nMatplotlibDeprecationWarning: The close_event function was deprecated in Matplotlib 3.6 and will be removed two minor releases later. Use callbacks.process('close_event', CloseEvent(...)) instead.\r\n```\n\n### Expected outcome\n\nNo warning.\n\n### Additional information\n\n_No response_\n\n### Operating system\n\nUbuntu 22\n\n### Matplotlib Version\n\n3.6.2\n\n### Matplotlib Backend\n\nGTK4Agg\n\n### Python version\n\n3.10\n\n### Jupyter version\n\n_No response_\n\n### Installation\n\npip","author":{"url":"https://github.com/carmaza","@type":"Person","name":"carmaza"},"datePublished":"2022-12-03T19:36:21.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":1},"url":"https://github.com/24602/matplotlib/issues/24602"}