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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Improve error messages for argparse choices using enum","articleBody":"BPO | [42501](https://bugs.python.org/issue42501)\n--- | :---\nNosy | @rhettinger, @miss-islington, @tirkarthi, @shangxiao\nPRs | \u003cli\u003epython/cpython#23563\u003c/li\u003e\u003cli\u003epython/cpython#23573\u003c/li\u003e\n\n\u003csup\u003e*Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.*\u003c/sup\u003e\n\n\u003cdetails\u003e\u003csummary\u003eShow more details\u003c/summary\u003e\u003cp\u003e\n\nGitHub fields:\n```python\nassignee = 'https://github.com/rhettinger'\nclosed_at = \u003cDate 2020-11-30.21:22:19.709\u003e\ncreated_at = \u003cDate 2020-11-29.10:20:31.016\u003e\nlabels = ['type-bug', '3.10', 'docs']\ntitle = 'Improve error messages for argparse choices using enum'\nupdated_at = \u003cDate 2020-11-30.21:22:19.708\u003e\nuser = 'https://github.com/shangxiao'\n```\n\nbugs.python.org fields:\n```python\nactivity = \u003cDate 2020-11-30.21:22:19.708\u003e\nactor = 'rhettinger'\nassignee = 'rhettinger'\nclosed = True\nclosed_date = \u003cDate 2020-11-30.21:22:19.709\u003e\ncloser = 'rhettinger'\ncomponents = ['Documentation']\ncreation = \u003cDate 2020-11-29.10:20:31.016\u003e\ncreator = 'shangxiao'\ndependencies = []\nfiles = []\nhgrepos = []\nissue_num = 42501\nkeywords = ['patch']\nmessage_count = 8.0\nmessages = ['382051', '382054', '382058', '382063', '382094', '382096', '382168', '382193']\nnosy_count = 5.0\nnosy_names = ['rhettinger', 'paul.j3', 'miss-islington', 'xtreak', 'shangxiao']\npr_nums = ['23563', '23573']\npriority = 'normal'\nresolution = 'fixed'\nstage = 'resolved'\nstatus = 'closed'\nsuperseder = None\ntype = 'behavior'\nurl = 'https://bugs.python.org/issue42501'\nversions = ['Python 3.10']\n```\n\n\u003c/p\u003e\u003c/details\u003e\n","author":{"url":"https://github.com/shangxiao","@type":"Person","name":"shangxiao"},"datePublished":"2020-11-29T10:20:31.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":8},"url":"https://github.com/86667/cpython/issues/86667"}