René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"[Bug]: No overload variant of \"__getitem__\" of \"Spines\" matches argument type \"slice\"  [call-overload]","articleBody":"### Bug summary\r\n\r\nFollowing the [docs on Spines](https://matplotlib.org/stable/api/spines_api.html#matplotlib.spines.Spines), specifically this pattern:\r\n\r\n```python\r\nspines[:].set_visible(False)\r\n```\r\nleads to a `mypy` error:\r\n\r\n```\r\nerror: No overload variant of \"__getitem__\" of \"Spines\" matches argument type \"slice\"  [call-overload]\r\nnote: Possible overload variants:\r\nnote:     def __getitem__(self, str, /) -\u003e Spine\r\nnote:     def __getitem__(self, list[str], /) -\u003e SpinesProxy\r\n```\r\n\r\n### Code for reproduction\r\n\r\n```python\r\nimport matplotlib.pyplot as plt\r\n\r\nax = plt.gca()\r\nax.spines[:].set_visible(False)\r\n```\r\n\r\n\r\n### Actual outcome\r\n\r\n```\r\nerror: No overload variant of \"__getitem__\" of \"Spines\" matches argument type \"slice\"  [call-overload]\r\nnote: Possible overload variants:\r\nnote:     def __getitem__(self, str, /) -\u003e Spine\r\nnote:     def __getitem__(self, list[str], /) -\u003e SpinesProxy\r\n```\r\n\r\n### Expected outcome\r\n\r\n`mypy` passes the above code as correctly typed.\r\n\r\nFix would likely be to define an overload for a `slice` type here: https://github.com/matplotlib/matplotlib/blob/258dd85653febd091ba6f153f8808bb366716ae9/lib/matplotlib/spines.pyi#L69\r\n\r\n### Additional information\r\n\r\n_No response_\r\n\r\n### Operating system\r\n\r\n_No response_\r\n\r\n### Matplotlib Version\r\n\r\n3.8.0\r\n\r\n### Matplotlib Backend\r\n\r\n_No response_\r\n\r\n### Python version\r\n\r\n_No response_\r\n\r\n### Jupyter version\r\n\r\n_No response_\r\n\r\n### Installation\r\n\r\nNone","author":{"url":"https://github.com/jklaise","@type":"Person","name":"jklaise"},"datePublished":"2023-09-18T14:32:22.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":0},"url":"https://github.com/26808/matplotlib/issues/26808"}