René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Inconsistency between \" and ' in the code","articleBody":"Hi,\r\nThat's not a bug per say, but I noticed a strong inconsistency in the codebase between strings with simple and double quotes.\r\nFor instance, see [that line (`def hist` in `_axes.py`)](https://github.com/matplotlib/matplotlib/blob/master/lib/matplotlib/axes/_axes.py#L5903):\r\n```python\r\n@_preprocess_data(replace_names=[\"x\", 'weights'], label_namer=\"x\")\r\n```\r\nI don't think there is a semantic reason for this difference between `\"x\"` and `'weights'` (if there is, it's not clear).\r\n\r\nIf a maintainer thinks this should be corrected, I think a carefully designed regexp and `sed` command line can do the job quickly.","author":{"url":"https://github.com/Naereen","@type":"Person","name":"Naereen"},"datePublished":"2017-02-15T15:10:44.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":6},"url":"https://github.com/8079/matplotlib/issues/8079"}