python / python/cpython

multiprocessing: shared manager Pool fails with AttributeError

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stdlib topic-multiprocessing type-bug
Dominant language
Python
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Forks
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PR merge metrics
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Description

BPO 35919
Nosy @pitrou, @giampaolo, @applio

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 2019-02-06.17:36:20.688>
labels = ['3.7', '3.8', 'type-bug', 'library', '3.9']
title = 'multiprocessing: shared manager Pool fails with AttributeError'
updated_at = <Date 2020-07-09.20:12:44.279>
user = 'https://github.com/giampaolo'

bugs.python.org fields:

activity = <Date 2020-07-09.20:12:44.279>
actor = 'Felipe A. Hernandez'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Library (Lib)']
creation = <Date 2019-02-06.17:36:20.688>
creator = 'giampaolo.rodola'
dependencies = []
files = []
hgrepos = []
issue_num = 35919
keywords = []
message_count = 2.0
messages = ['334962', '373427']
nosy_count = 4.0
nosy_names = ['pitrou', 'giampaolo.rodola', 'davin', 'Felipe A. Hernandez']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = 'behavior'
url = 'https://bugs.python.org/issue35919'
versions = ['Python 3.5', 'Python 3.6', 'Python 3.7', 'Python 3.8', 'Python 3.9']

Contributor guide

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First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

The payload identifies a failure in multiprocessing's shared manager Pool but names no source file, test, or reproduction. Start by locating the manager Pool implementation and reproducing the AttributeError; done means the failing scenario works and has regression coverage.

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
35/100

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