René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"pcolormesh in log polar coordinates","articleBody":"\u003c!--To help us understand and resolve your issue, please fill out the form to the best of your ability.--\u003e\r\n\u003c!--You can feel free to delete the sections that do not apply.--\u003e\r\n\r\n### Bug report\r\n\r\n**Bug summary**\r\n\r\n\u003c!--A short 1-2 sentences that succinctly describes the bug--\u003e\r\n\r\nradius range setting does not work for pcolormesh() in log polar coodinates.\r\n\r\n**Code for reproduction**\r\n\r\n\u003c!--A minimum code snippet required to reproduce the bug, also minimizing the number of dependencies required--\u003e\r\n\r\n```python\r\n%matplotlib inline\r\n\r\nimport numpy as np\r\nimport matplotlib.pyplot as plt\r\n\r\nr = np.geomspace(1, 100, num=10)\r\nth = np.linspace(0, 360, num=50)\r\nth = np.radians(th)\r\nv = np.random.rand(len(r), len(th))\r\n\r\nax = plt.subplot(1, 1, 1, projection='polar')\r\nax.set_rlim(1, 100)\r\nax.set_rscale('log')\r\nplt.pcolormesh(th, r, v)\r\n```\r\n\r\n**Actual outcome**\r\n\r\n\u003c!--The output produced by the above code, which may be a screenshot, console output, etc.--\u003e\r\n![pcolormesh_polar](https://user-images.githubusercontent.com/44988698/48429415-11906d80-e7a8-11e8-9972-3565c1663ece.png)\r\n\r\n\r\n**Expected outcome**\r\n\r\n\u003c!--A description of the expected outcome from the code snippet--\u003e\r\n\u003c!--If this used to work in an earlier version of Matplotlib, please note the version it used to work on--\u003e\r\n\r\nI think the pixels should spread to the outer edge of the circle, and no warnings should be shown.\r\n\r\n\r\n**Matplotlib version**\r\n\u003c!--Please specify your platform and versions of the relevant libraries you are using:--\u003e\r\n  * Operating system: Windows 8.1\r\n  * Matplotlib version: 2.2.3\r\n  * Matplotlib backend (`print(matplotlib.get_backend())`): module://ipykernel.pylab.backend_inline\r\n  * Python version: 3.6.6\r\n  * Jupyter version (if applicable): Jupyterlab 0.34.1\r\n  * Other libraries: \r\n\r\n\u003c!--Please tell us how you installed matplotlib and python e.g., from source, pip, conda--\u003e\r\n\u003c!--If you installed from conda, please specify which channel you used if not the default--\u003e\r\n\r\nPython, jupyterlab numpy and matplotlib were installed with conda.\r\n","author":{"url":"https://github.com/yoichi-kazama","@type":"Person","name":"yoichi-kazama"},"datePublished":"2018-11-13T17:16:23.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":3},"url":"https://github.com/12803/matplotlib/issues/12803"}