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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"argparse: optional subparsers","articleBody":"BPO | [9253](https://bugs.python.org/issue9253)\n--- | :---\nNosy | @csernazs, @jwilk, @merwok, @bitdancer, @wking, @cjerdonek, @Julian, @asottile, @Mariatta, @johnnybubonic, @epicfaace\nDependencies | \u003cli\u003ebpo-26510: [argparse] Add required argument to add_subparsers\u003c/li\u003e\nFiles | \u003cli\u003e[ed0fce615582.diff](https://bugs.python.org/file24217/ed0fce615582.diff \"Uploaded as text/plain at 2012-01-12.16:02:47 by @merwok\")\u003c/li\u003e\u003cli\u003e[check.py](https://bugs.python.org/file28778/check.py \"Uploaded as text/plain at 2013-01-18.22:33:03 by @wking\"): Test for optional subparsers vs. \"too few arguments\"\u003c/li\u003e\u003cli\u003e[required.patch](https://bugs.python.org/file29793/required.patch \"Uploaded as text/plain at 2013-04-13.06:24:31 by paul.j3\")\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 = None\nclosed_at = None\ncreated_at = \u003cDate 2010-07-13.21:29:47.745\u003e\nlabels = ['3.7', 'type-feature', 'library']\ntitle = 'argparse: optional subparsers'\nupdated_at = \u003cDate 2020-04-03.11:22:15.235\u003e\nuser = 'https://bugs.python.org/nvie'\n```\n\nbugs.python.org fields:\n```python\nactivity = \u003cDate 2020-04-03.11:22:15.235\u003e\nactor = 'bsaner'\nassignee = 'none'\nclosed = False\nclosed_date = None\ncloser = None\ncomponents = ['Library (Lib)']\ncreation = \u003cDate 2010-07-13.21:29:47.745\u003e\ncreator = 'nvie'\ndependencies = ['26510']\nfiles = ['24217', '28778', '29793']\nhgrepos = ['68', '69', '100', '101', '102']\nissue_num = 9253\nkeywords = ['patch']\nmessage_count = 36.0\nmessages = ['110231', '110232', '110244', '110309', '113267', '113512', '113558', '113575', '113577', '121250', '121271', '144484', '144512', '149533', '150757', '150784', '150816', '150821', '150953', '153771', '170491', '180229', '181855', '186052', '186387', '186532', '186695', '193956', '215894', '217461', '267692', '300283', '302294', '302296', '302661', '304594']\nnosy_count = 26.0\nnosy_names = ['csernazs', 'bethard', 'jwilk', 'frispete', 'eric.araujo', 'r.david.murray', 'zzzeek', 'labrat', 'chris.jerdonek', 'nvie', 'DasIch', 'elsdoerfer', 'G2P', 'Julian', 'dsully', 'derks', 'seblu', 'paul.j3', 'bewest', 'bkabrda', 'couplewavylines', 'svilgelm', 'Anthony Sottile', 'Mariatta', 'bsaner', 'epicfaace']\npr_nums = []\npriority = 'high'\nresolution = None\nstage = 'test needed'\nstatus = 'open'\nsuperseder = None\ntype = 'enhancement'\nurl = 'https://bugs.python.org/issue9253'\nversions = ['Python 3.7']\n```\n\n\u003c/p\u003e\u003c/details\u003e\n","author":{"url":"https://github.com/nvie","@type":"Person","name":"nvie"},"datePublished":"2010-07-13T21:29:48.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":37},"url":"https://github.com/53499/cpython/issues/53499"}