René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"[Bug]: Backend name specified as module gets lowercased since 3.9","articleBody":"### Bug summary\r\n\r\n`MPLBACKEND=\"module://foo.Bar\"` now tries to import the `foo.bar` module as opposed to `foo.Bar`, as before.\r\n\r\n### Code for reproduction\r\n\r\n```Python\r\nMPLBACKEND=\"module://foo.Bar\"\r\n```\r\n\r\n\r\n### Actual outcome\r\n\r\n`foo.bar` is imported\r\n\r\n### Expected outcome\r\n\r\n`foo.Bar` is imported\r\n\r\n### Additional information\r\n\r\nThis probably regressed in https://github.com/matplotlib/matplotlib/pull/27948.\r\n\r\n### Operating system\r\n\r\nFedora Linux 39\r\n\r\n### Matplotlib Version\r\n\r\n3.9.0\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/torokati44","@type":"Person","name":"torokati44"},"datePublished":"2024-06-21T10:35:37.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":9},"url":"https://github.com/28432/matplotlib/issues/28432"}