René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"[Bug]: pcolorfast does not support units for X/Y","articleBody":"### Bug summary\r\n\r\nAs found in #27450, the `X`/`Y` arguments to `pcolorfast` do not support units.\r\n\r\n### Code for reproduction\r\n\r\n```python\r\nimport datetime\r\n\r\nimport numpy as np\r\nimport matplotlib.pyplot as plt\r\n\r\n\r\nnp.random.seed(19680801)\r\n\r\nbasedate_x = datetime.datetime(2023, 12, 6, 1, 30, 30)\r\nbasedate_y = datetime.datetime(2024, 5, 5, 12, 15, 45)\r\ndates_x = [basedate_x + datetime.timedelta(days=1*i, hours=6*i, minutes=20*i)\r\n           for i in range(10)]\r\ndates_y = [basedate_y + datetime.timedelta(days=1*i, hours=8*i, minutes=30*i)\r\n           for i in range(10)]\r\n\r\ndata = np.random.rand(0, 100)\r\n\r\nfig, ax = plt.subplots()\r\npc = ax.pcolorfast(dates_x, dates_y, data)\r\n```\r\n\r\n\r\n### Actual outcome\r\n\r\n``` python\r\nTraceback (most recent call last):\r\n  File \"/home/elliott/code/matplotlib/pcolorfast.py\", line 19, in \u003cmodule\u003e\r\n    pc = ax.pcolorfast(dates_x, dates_y, data)\r\n  File \"/home/elliott/code/matplotlib/lib/matplotlib/__init__.py\", line 1472, in inner\r\n    return func(\r\n  File \"/home/elliott/code/matplotlib/lib/matplotlib/axes/_axes.py\", line 6527, in pcolorfast\r\n    self.update_datalim(np.array([[xl, yb], [xr, yt]]))\r\n  File \"/home/elliott/code/matplotlib/lib/matplotlib/axes/_base.py\", line 2503, in update_datalim\r\n    if not np.any(np.isfinite(xys)):\r\nTypeError: ufunc 'isfinite' not supported for the input types, and the inputs could not be safely coerced to any supported types according to the casting rule ''safe''\r\n```\r\n### Expected outcome\r\n\r\nA plot similar to `pcolormesh`, with dates on the x/y axis.\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\n589d3fbe13f0067a21804ab3f55ffeb07a839b90\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\ngit checkout","author":{"url":"https://github.com/QuLogic","@type":"Person","name":"QuLogic"},"datePublished":"2023-12-16T00:22:09.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":2},"url":"https://github.com/27526/matplotlib/issues/27526"}