subprocess: on Windows, unwanted file handles are inherited by child processes in a multithreaded application

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評估

難度
5/5
預估耗時
一週以上
新手友好度
28/100
Issue 類型
缺陷
描述清晰度
基本清楚
活躍度
停滯
技術堆疊
python

研究方向

Start by running repro.py, repro_improved.py, testcase3.py, and testscript4.py to understand the Windows handle-inheritance failure in multithreaded applications. Review the related issue discussion and compare the reproductions; done means child processes no longer inherit unwanted file handles in the reported scenarios.

由索引模型根據 Issue 內容生成。

描述

OS-windows stdlib topic-IO topic-subprocess
BPO 19575
Nosy @vstinner, @tjguk, @bitdancer, @codeape2
Files
  • repro.py
  • repro_improved.py
  • testcase3.py
  • testscript4.py
  • Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.

    Show more details

    GitHub fields:

    assignee = None
    closed_at = None
    created_at = <Date 2013-11-13.21:02:53.160>
    labels = ['library', 'expert-IO', 'OS-windows']
    title = 'subprocess: on Windows, unwanted file handles are inherited by child processes in a multithreaded application'
    updated_at = <Date 2013-11-21.11:34:14.259>
    user = 'https://github.com/codeape2'
    

    bugs.python.org fields:

    activity = <Date 2013-11-21.11:34:14.259>
    actor = 'vstinner'
    assignee = 'none'
    closed = False
    closed_date = None
    closer = None
    components = ['Library (Lib)', 'Windows', 'IO']
    creation = <Date 2013-11-13.21:02:53.160>
    creator = 'Bernt.R\xc3\xb8skar.Brenna'
    dependencies = []
    files = ['32602', '32604', '32613', '32685']
    hgrepos = []
    issue_num = 19575
    keywords = []
    message_count = 26.0
    messages = ['202779', '202780', '202783', '202785', '202786', '202788', '202789', '202839', '202843', '202852', '202854', '202859', '202872', '202876', '202877', '202894', '202896', '202985', '202987', '203266', '203269', '203276', '203280', '203282', '203288', '203596']
    nosy_count = 8.0
    nosy_names = ['astrand', 'vstinner', 'gps', 'tim.golden', 'r.david.murray', 'Bernt.R\xc3\xb8skar.Brenna', 'neologix', 'sbt']
    pr_nums = []
    priority = 'normal'
    resolution = None
    stage = None
    status = 'open'
    superseder = None
    type = None
    url = 'https://bugs.python.org/issue19575'
    versions = ['Python 3.3', 'Python 3.4']
    

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