Race condition when using multiprocessing BaseManager and Pool in Python3

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#88,321 建立於 2021年5月17日 2 則留言 1 個 reaction 已指派 0 人在 GitHub 檢視

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評估

難度: 4/5
預估耗時: 3-5 天
新手友好度: 20/100

Issue 類型: 缺陷
描述清晰度: 需要釐清
活躍度: 停滯
技術堆疊: python
領域: distributed-systems

研究方向

先查看連結的 BPO issue 44155 和 PR 26332，然後檢查標題中描述的 multiprocessing BaseManager 與 Pool 之間的互動。在 Python 3 下重現競態條件，並將行為與提議的 PR 進行比較；當競態條件獲得解決且相關行為通過專案的檢查驗證時，即視為完成。

由索引模型根據 Issue 內容生成。

描述

3.9 (EOL) stdlib topic-multiprocessing type-bug

BPO	44155
Nosy	@Junnplus
PRs	python/cpython#26332

^{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 2021-05-17.08:50:27.110>
labels = ['type-bug', 'library', '3.9']
title = 'Race condition when using multiprocessing BaseManager and Pool in Python3'
updated_at = <Date 2021-05-24.14:27:35.818>
user = 'https://bugs.python.org/chenzhuowansui'

bugs.python.org fields:

activity = <Date 2021-05-24.14:27:35.818>
actor = 'junnplus'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Library (Lib)']
creation = <Date 2021-05-17.08:50:27.110>
creator = 'chenzhuowansui'
dependencies = []
files = []
hgrepos = []
issue_num = 44155
keywords = ['patch']
message_count = 2.0
messages = ['393796', '394240']
nosy_count = 2.0
nosy_names = ['chenzhuowansui', 'junnplus']
pr_nums = ['26332']
priority = 'normal'
resolution = None
stage = 'patch review'
status = 'open'
superseder = None
type = 'behavior'
url = 'https://bugs.python.org/issue44155'
versions = ['Python 3.9']

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