failed pickle hangs python on exit in CMD.exe only

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#86,344 3 comments 0 reactions 0 assignees View on GitHub

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Assessment

Difficulty
4/5
Estimated time
3-5 days
Newbie friendliness
15/100
Issue type
Bug
Clarity
Mostly clear
Activity status
Stale
Tech stack
python
Domain
operating-systems

Research direction

Run mp_hang.py in Windows CMD.exe to reproduce the reported hang, then read the issue discussion and PR #23290. Done means the failed pickle case no longer hangs Python while exiting from CMD.exe, with the relevant behavior verified.

Written by the indexing model from the issue text.

Description

3.9 (EOL) OS-windows topic-multiprocessing type-bug
BPO 42178
Nosy @pfmoore, @pitrou, @tjguk, @zware, @eryksun, @zooba, @applio, @cmcmarrow, @John-Ted
PRs
  • python/cpython#23290
    		•
    Files
  • mp_hang.py: run mp_hang.py in cmd to get hang
    		•

    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 2020-10-27.20:52:33.937>
labels = ['OS-windows', 'type-crash', '3.9']
title = 'failed pickle hangs python on exit in CMD.exe only'
updated_at = <Date 2020-11-16.18:29:48.700>
user = 'https://github.com/cmcmarrow'

    bugs.python.org fields:

    activity = <Date 2020-11-16.18:29:48.700>
actor = 'eryksun'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Windows']
creation = <Date 2020-10-27.20:52:33.937>
creator = 'charles.mcmarrow.4'
dependencies = []
files = ['49543']
hgrepos = []
issue_num = 42178
keywords = ['patch']
message_count = 3.0
messages = ['379803', '379816', '381138']
nosy_count = 9.0
nosy_names = ['paul.moore', 'pitrou', 'tim.golden', 'zach.ware', 'eryksun', 'steve.dower', 'davin', 'charles.mcmarrow.4', 'John-Ted']
pr_nums = ['23290']
priority = 'normal'
resolution = None
stage = 'patch review'
status = 'open'
superseder = None
type = 'crash'
url = 'https://bugs.python.org/issue42178'
versions = ['Python 3.9']

    Dominant language
    Python
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