René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"3d axes are collapsed by tight_layout","articleBody":"Calling `fig.tight_layout()` on a figure with a 3d `Axes` inside will collapse the axes into a vertical line.\r\n\r\nMinimal example:\r\n```\r\nimport matplotlib.pyplot as plt\r\nfrom mpl_toolkits.mplot3d import Axes3D\r\n\r\nfor tighten in False,True:\r\n    fig = plt.figure()\r\n    ax = fig.add_subplot(111, projection='3d')\r\n    ax.plot([1,2], [1,2], [1,2])\r\n    if tighten:\r\n        fig.tight_layout()\r\n\r\nplt.show()\r\n```\r\nThe following figures are produced with python 3.7, matplotlib 3.0.0 (also master):\r\n![figure without tight_layout: all's fine](https://user-images.githubusercontent.com/17914410/45932469-be0a5c00-bf7c-11e8-9988-1bf55e10ced5.png?s=50)\r\n![figure with tight_layout: axes is a single vertical line](https://user-images.githubusercontent.com/17914410/45932470-c19de300-bf7c-11e8-8368-52e12d0c48cc.png)\r\n\r\nThere's also a warning that says\r\n`/home/user/matplotlib-env/lib/python3.7/site-packages/matplotlib/tight_layout.py:177: UserWarning: The left and right margins cannot be made large enough to accommodate all axes decorations.`\r\nbut that's hardly surprising since there's no room for any decorations whatsoever.\r\n\r\nMay or may not be related to the recent-ish issues fixed by https://github.com/matplotlib/matplotlib/pull/11739 and https://github.com/matplotlib/matplotlib/pull/11627.","author":{"url":"https://github.com/adeak","@type":"Person","name":"adeak"},"datePublished":"2018-09-23T20:14:03.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":4},"url":"https://github.com/12239/matplotlib/issues/12239"}