René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Sketch params ignored when using PGF backend","articleBody":"### Bug report\r\n\r\n**Bug summary**\r\nCalls to `set_sketch_params()` are ignored by the PGF backend and do not have any influence in the resulting pgf or pdf file.\r\n\r\n**Code for reproduction**\r\n\r\n```python\r\n#!/usr/bin/env python3\r\nimport matplotlib as mpl\r\nimport matplotlib.pyplot as plt\r\nmpl.use(\"pgf\")\r\n\r\nmpl.rcParams.update({\r\n    'font.family': 'serif',\r\n    'text.usetex': True,\r\n    'pgf.rcfonts': False,\r\n    'pgf.preamble': [ \r\n            # enable this when using PGF backend with pdf output:\r\n            #r\"\\usepackage{pgf}\",\r\n            #r\"\\usepgfmodule{decorations}\",\r\n            #r\"\\usepgflibrary{decorations.pathmorphing}\",\r\n        ],\r\n})\r\n\r\nfig = plt.figure()\r\nax = fig.add_subplot(111)\r\nax.plot(range(10))\r\n\r\nax.spines[\"bottom\"].set_sketch_params(scale=5, length=10, randomness=42)\r\n\r\nfig.savefig(f\"foo.pgf\")\r\n#fig.savefig(f\"foo.pdf\")\r\n```\r\n\r\n**Actual outcome**\r\n![grafik](https://user-images.githubusercontent.com/37397269/123399005-6ae9eb80-d5a4-11eb-9da8-c05b9d0efa96.png)\r\n\r\n**Expected outcome**\r\n![grafik](https://user-images.githubusercontent.com/37397269/123399084-7e955200-d5a4-11eb-976e-03ae3d5b2275.png)\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  * Matplotlib version: '3.0.2'\r\n\r\nI am working on a fix for this.","author":{"url":"https://github.com/takimata","@type":"Person","name":"takimata"},"datePublished":"2021-06-25T09:03:26.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":0},"url":"https://github.com/20516/matplotlib/issues/20516"}