René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"[Bug]: Hexbin gridsize interpreted differently for x and y","articleBody":"### Bug summary\r\n\r\ngridsize results in 2x the expected number of elements in y-direction\r\n\r\n### Code for reproduction\r\n\r\n```python\r\nimport matplotlib.pyplot as plt\r\nimport numpy as np\r\n\r\nnp.random.seed(19680801)\r\nn = 100000\r\nx = np.random.standard_normal(n)\r\ny = 2.0 + 3.0 * x + 4.0 * np.random.standard_normal(n)\r\n\r\nfig, ax = plt.subplots(figsize=(6, 6))\r\nh = ax.hexbin(x, y, gridsize=(10, 10), marginals=True, reduce_C_function=np.sum)\r\n```\r\n\r\n\r\n### Actual outcome\r\n\r\n![grafik](https://user-images.githubusercontent.com/2836374/137210409-81802509-50e2-4b63-a8dd-a2df82444660.png)\r\n\r\n\r\n### Expected outcome\r\n\r\n![grafik](https://user-images.githubusercontent.com/2836374/137210530-92800a46-c76c-4601-b23e-6fa53c9bf1cf.png)\r\n\r\nThis image was taken with `gridsize=(10, 5)` but should be the result of `gridsize=(10, 10)`.\r\n\r\n","author":{"url":"https://github.com/timhoffm","@type":"Person","name":"timhoffm"},"datePublished":"2021-10-13T20:50:57.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":6},"url":"https://github.com/21349/matplotlib/issues/21349"}