René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"[Bug]: calling fig.tight_layout multiple times ","articleBody":"### Bug summary\n\nCalling `fig.tight_layout()` multiple times warns.\n\n### Code for reproduction\n\n```python\nimport matplotlib.pyplot as plt\r\n\r\nfig = plt.figure()\r\nfig.tight_layout()\r\nfig.tight_layout()\n```\n\n\n### Actual outcome\n\n```\r\n\u003cipython-input-9-0981ef8afcc1\u003e:5: UserWarning: The figure layout has changed to tight\r\n  fig.tight_layout()\r\n```\n\n### Expected outcome\n\nno-warning.\n\n### Additional information\n\ndoes not show up in 3.7.1, does show up in 3.7.2.  Have not bisected this yet (or checked main).\r\n\r\nFrom looking at the code I suspect \r\n6a82f38fe06bd40bc7dc2426dc8953a94a06e70d / https://github.com/matplotlib/matplotlib/pull/25626 / https://github.com/matplotlib/matplotlib/pull/25624 which is from me 😞 .\r\n\r\n\r\nxref https://github.com/matplotlib/matplotlib/pull/25624\r\n\r\nI suspect the fix is to not warn if we set the place holder due to `fig.tight_layout`.\r\n\n\n### Operating system\n\nArch\n\n### Matplotlib Version\n\n3.7.2\n\n### Matplotlib Backend\n\nany\n\n### Python version\n\n3.11\n\n### Jupyter version\n\n_No response_\n\n### Installation\n\npip","author":{"url":"https://github.com/tacaswell","@type":"Person","name":"tacaswell"},"datePublished":"2023-07-12T00:18:16.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":5},"url":"https://github.com/26290/matplotlib/issues/26290"}