René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Unknown Border Appearing When Using pcolor/pcolormesh","articleBody":"### Bug report\r\n\r\n**Bug summary**\r\n\r\nThe color pattern that appears when using imshow, shows along a `pcolor` grid for an unknown reason. Creates conflicting grid and coloring sequence. \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\ndata = np.random.rand(10, 10)\r\nplt.pcolormesh(data, edgecolors=\"k\", linewidth=2)\r\nax = plt.gca()\r\nax.set_aspect(\"equal\")\r\nplt.imshow(data)\r\nplt.show()\r\n```\r\n\r\n**Actual outcome**\r\n\r\n![error](https://user-images.githubusercontent.com/29561456/71497492-7f6dec00-2826-11ea-8ea9-2f9ba23bd72c.png)\r\n\r\n**Expected outcome**\r\n\r\n![success](https://user-images.githubusercontent.com/29561456/71497550-b512d500-2826-11ea-812f-79094603d058.png)\r\n\r\n**Matplotlib version**\r\n\u003e\r\n  * Operating system: Fedora 30 x86_64\r\n  * Matplotlib version: 3.1.2\r\n  * Matplotlib backend: TkAgg\r\n  * Python version: 3.7.4\r\n  * Other libraries: numpy==1.18.0\r\n\r\n\u003e Note: matplotlib==3.1.2 was installed via pip\r\n","author":{"url":"https://github.com/TheCedarPrince","@type":"Person","name":"TheCedarPrince"},"datePublished":"2019-12-27T02:32:29.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":5},"url":"https://github.com/16029/matplotlib/issues/16029"}