Concurrent.futures base concurrency improvement (with patch)

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Assessment

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

Research direction

Read Lib/concurrent/futures/_base.py and the linked futures-base.patch and futures-base-v2.patch first. Determine the intended concurrency change and account for the quick-yield lock-release fix described in the second patch; done means the implementation matches that scope.

Written by the indexing model from the issue text.

Description

stdlib topic-multiprocessing type-feature
BPO 20516
Nosy @brianquinlan, @pitrou, @vstinner, @PCManticore
Files
  • futures-base.patch: Patch for /Lib/concurrent/futures/_base.py
  • futures-base-v2.patch: Fixed bug: Quick yield did not release lock on future
    		•

    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 2014-02-05.02:56:55.706>
labels = ['type-feature', 'library']
title = 'Concurrent.futures base concurrency improvement (with patch)'
updated_at = <Date 2014-10-04.18:21:07.979>
user = 'https://bugs.python.org/glangford'

    bugs.python.org fields:

    activity = <Date 2014-10-04.18:21:07.979>
actor = 'pitrou'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Library (Lib)']
creation = <Date 2014-02-05.02:56:55.706>
creator = 'glangford'
dependencies = []
files = ['33920', '33999']
hgrepos = []
issue_num = 20516
keywords = ['patch']
message_count = 10.0
messages = ['210286', '210579', '210618', '210621', '210630', '210640', '210659', '228469', '228470', '228471']
nosy_count = 5.0
nosy_names = ['bquinlan', 'pitrou', 'vstinner', 'neologix', 'Claudiu.Popa']
pr_nums = []
priority = 'normal'
resolution = None
stage = 'patch review'
status = 'open'
superseder = None
type = 'enhancement'
url = 'https://bugs.python.org/issue20516'
versions = ['Python 3.5']

    Dominant language
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