python / python/cpython

Unable to use concurrent.futures in atexit hook

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3.10 3.11 3.12 docs stdlib tests triaged
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Description

BPO 42647
Nosy @pitrou, @vstinner, @jd, @aeros, @iritkatriel

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 2020-12-15.13:59:10.547>
labels = ['3.9', 'type-crash']
title = 'Unable to use concurrent.futures in atexit hook'
updated_at = <Date 2021-02-01.13:41:43.911>
user = 'https://github.com/jd'

bugs.python.org fields:

activity = <Date 2021-02-01.13:41:43.911>
actor = 'corona10'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = []
creation = <Date 2020-12-15.13:59:10.547>
creator = 'jd'
dependencies = []
files = []
hgrepos = []
issue_num = 42647
keywords = []
message_count = 4.0
messages = ['383058', '385584', '385972', '386067']
nosy_count = 5.0
nosy_names = ['pitrou', 'vstinner', 'jd', 'aeros', 'iritkatriel']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = 'crash'
url = 'https://bugs.python.org/issue42647'
versions = ['Python 3.9']

Contributor guide

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First steps

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  4. Open a pull request that references the issue number.

Research direction

The issue names Python 3.9's concurrent.futures and atexit interaction but supplies no reproduction, file, or test. First reproduce the crash and trace the shutdown path through those standard-library modules; done means confirming the cause, adding regression coverage, and passing the relevant tests.

Written by the indexing model from the issue text.

Assessment

Tech stack
python
Domain
backend
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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