Setting a signal handler gets multiprocessing.Pool stuck
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3.8 (EOL)
stdlib
topic-multiprocessing
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描述
| BPO | 38227 |
|---|---|
| Nosy | @pitrou, @wumpus |
| Files |
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 2019-09-19.21:41:35.764>
labels = ['3.8', 'library']
title = 'Setting a signal handler gets multiprocessing.Pool stuck'
updated_at = <Date 2020-07-19.17:38:12.599>
user = 'https://bugs.python.org/ionelmc'
bugs.python.org fields:
activity = <Date 2020-07-19.17:38:12.599>
actor = 'wumpus'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Library (Lib)']
creation = <Date 2019-09-19.21:41:35.764>
creator = 'ionelmc'
dependencies = []
files = ['48615', '49130', '49131']
hgrepos = []
issue_num = 38227
keywords = ['patch']
message_count = 6.0
messages = ['352815', '353938', '353947', '368233', '368234', '368237']
nosy_count = 4.0
nosy_names = ['pitrou', 'ionelmc', 'wumpus', 'mapozyan']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = None
url = 'https://bugs.python.org/issue38227'
versions = ['Python 3.8']
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- 送出 Pull Request，並在描述裡引用這個 Issue 編號。
研究方向
先從重現檔案 mp-bug-python2.8.py 和 mp-signal-bug-python3.8.py 開始，接著檢查 pool.py.patch 以了解提議的方向。重現 multiprocessing.Pool 卡住的行為，並驗證設定訊號處理常式後 pool 不再掛起。
由索引模型根據 Issue 內容生成。
評估
- 技術堆疊
- python
- 領域
- backend, operating-systems
- Issue 類型
- 缺陷
- 難度
- 4/5
- 預估耗時
- 3-5 天
- 活躍度
- 停滯
- 描述清晰度
- 基本清楚
- 新手友好度
- 38/100