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multiprocess.Queue operations during import can lead to deadlocks #51956

Description

@kripken
mannequin
BPO 7707
Nosy @brettcannon, @hynek
Files
  • test.py: test cases
  • multiprocessing-issue7707.patch
  • 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 = <Date 2012-04-28.23:29:12.962>
    created_at = <Date 2010-01-15.16:35:13.763>
    labels = ['type-bug', 'docs']
    title = 'multiprocess.Queue operations during import can lead to deadlocks'
    updated_at = <Date 2012-04-28.23:29:12.960>
    user = 'https://bugs.python.org/kripken'

    bugs.python.org fields:

    activity = <Date 2012-04-28.23:29:12.960>
    actor = 'pitrou'
    assignee = 'jnoller'
    closed = True
    closed_date = <Date 2012-04-28.23:29:12.962>
    closer = 'pitrou'
    components = ['Documentation']
    creation = <Date 2010-01-15.16:35:13.763>
    creator = 'kripken'
    dependencies = []
    files = ['15894', '18967']
    hgrepos = []
    issue_num = 7707
    keywords = ['patch', 'needs review']
    message_count = 5.0
    messages = ['97820', '97846', '117151', '120504', '159549']
    nosy_count = 5.0
    nosy_names = ['brett.cannon', 'jnoller', 'asksol', 'kripken', 'hynek']
    pr_nums = []
    priority = 'normal'
    resolution = 'fixed'
    stage = 'resolved'
    status = 'closed'
    superseder = None
    type = 'behavior'
    url = 'https://bugs.python.org/issue7707'
    versions = ['Python 3.1']

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