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Argparse considers unknown optional arguments with spaces as a known positional argument #66623

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@denkoren

Description

@denkoren
mannequin
BPO 22433
Nosy @blueyed
PRs
  • bpo-22433: do not consider "--foo='bar baz'" to be a positional argument #20924
  • Files
  • argparse.py.patch: Bugfix for argparse 1.1
  • argparse_bug_example.py: Bug demonstration
  • example.py
  • patch_1.diff
  • Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.

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    GitHub fields:

    assignee = None
    closed_at = None
    created_at = <Date 2014-09-17.15:57:56.123>
    labels = ['extension-modules', 'type-bug', '3.10']
    title = 'Argparse considers unknown optional arguments with spaces as a known positional argument'
    updated_at = <Date 2020-07-06.07:49:35.888>
    user = 'https://bugs.python.org/DenKoren'

    bugs.python.org fields:

    activity = <Date 2020-07-06.07:49:35.888>
    actor = 'terry.reedy'
    assignee = 'none'
    closed = False
    closed_date = None
    closer = None
    components = ['Extension Modules']
    creation = <Date 2014-09-17.15:57:56.123>
    creator = 'DenKoren'
    dependencies = []
    files = ['36641', '36643', '36674', '36704']
    hgrepos = []
    issue_num = 22433
    keywords = ['patch']
    message_count = 6.0
    messages = ['227007', '227009', '227193', '227261', '227310', '227403']
    nosy_count = 4.0
    nosy_names = ['bethard', 'blueyed', 'paul.j3', 'DenKoren']
    pr_nums = ['20924']
    priority = 'normal'
    resolution = None
    stage = 'patch review'
    status = 'open'
    superseder = None
    type = 'behavior'
    url = 'https://bugs.python.org/issue22433'
    versions = ['Python 3.10']

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      3.10only security fixesextension-modulesC modules in the Modules dirtype-bugAn unexpected behavior, bug, or error

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