René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"[Bug]: mpl.colormaps[ \"Grays\" ].name is \"Greys\", not \"Grays\"","articleBody":"### Bug summary\n\nA minor bug, with a simple fix: `mpl.colormaps[ \"Grays\" ].name`  is \"Greys\", not \"Greys\"\n\n### Code for reproduction\n\n```Python\nprint( f'{mpl.colormaps[ \"Grays\" ].name = }' )  # Greys\n```\n\n\n### Actual outcome\n\nmpl.colormaps[ \"Grays\" ].name = 'Greys'\n\n### Expected outcome\n\nmpl.colormaps[ \"Grays\" ].name = 'Grays'\n\n### Additional information\n\nA suggested fix: in [cm.py](https://github.com/matplotlib/matplotlib/blob/main/lib/matplotlib/cm.py), after lines 47 - 50\r\n```\r\n# Register colormap aliases for gray and grey.\r\ncmap_d['grey'] = cmap_d['gray']\r\ncmap_d['gist_grey'] = cmap_d['gist_gray']\r\ncmap_d['gist_yerg'] = cmap_d['gist_yarg']\r\ncmap_d['Grays'] = cmap_d['Greys']\r\n```\r\nchange their .name s too:\r\n```\r\ncmap_d['grey'].name = 'grey'\r\ncmap_d['gist_grey'].name = 'gist_grey'\r\ncmap_d['gist_yerg'].name = 'gist_yerg'\r\ncmap_d['Grays'].name = 'Grays'\r\n```\n\n### Operating system\n\nmacos 10.15.7\n\n### Matplotlib Version\n\n3.8.4\n\n### Matplotlib Backend\n\n_No response_\n\n### Python version\n\n3.10.0\n\n### Jupyter version\n\n_No response_\n\n### Installation\n\npip","author":{"url":"https://github.com/denis-bz","@type":"Person","name":"denis-bz"},"datePublished":"2024-04-21T15:44:02.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":7},"url":"https://github.com/28114/matplotlib/issues/28114"}