René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"[Bug]: pick events do not forward mouseevent-key on Linux","articleBody":"### Bug summary\r\n\r\nSomehow on `CentOS Linux 7` keyboard-buttons are not forwarded with `pick_events`... on `Windows 10` everything works as expected.\r\n\r\n\r\n### Code for reproduction\r\n\r\n```python\r\nimport matplotlib.pyplot as plt\r\n\r\nf, ax = plt.subplots()\r\ns = ax.scatter([1,2,3,4], [1,2,3,4], s=1000)\r\ns.set_picker(True)\r\n\r\ndef doit(event):\r\n    if event.name == \"button_press_event\":\r\n        print(event.name, event.key)\r\n    if event.name == \"pick_event\":\r\n        print(event.name, event.mouseevent.key)\r\n\r\nf.canvas.mpl_connect(\"button_press_event\", doit)\r\nf.canvas.mpl_connect(\"pick_event\", doit)\r\n```\r\n\r\n\r\n### Actual outcome\r\nWhen clicking on one of the datapoints while pressing the buttons `1` `2` and `3` the following happens:\r\n\r\non Windows I get:\r\n\r\n```python\r\npick_event 1\r\nbutton_press_event 1\r\npick_event 2\r\nbutton_press_event 2\r\npick_event 3\r\nbutton_press_event 3\r\n```\r\non CentOS Linux I get:\r\n\r\n```python\r\npick_event None\r\nbutton_press_event 1\r\npick_event None\r\nbutton_press_event 2\r\npick_event None\r\nbutton_press_event 3\r\n```\r\n\r\n### Expected outcome\r\n\r\nThe same output for both OS\r\n\r\n### Operating system\r\n\r\nWindows / Linux CentOS7\r\n\r\n### Matplotlib Version\r\n\r\n3.6.1\r\n\r\n### Matplotlib Backend\r\n\r\nQt5Agg\r\n\r\n### Python version\r\n\r\n3.9.13\r\n\r\n\r\n### Installation\r\n\r\nconda","author":{"url":"https://github.com/raphaelquast","@type":"Person","name":"raphaelquast"},"datePublished":"2022-10-17T11:09:11.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":8},"url":"https://github.com/24199/matplotlib/issues/24199"}