asyncio.ProactorEventLoop mishandles signal wakeup file descriptor
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type-bug
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描述
| BPO | 42913 |
|---|---|
| Nosy | @gvanrossum, @pfmoore, @tjguk, @asvetlov, @zware, @1st1, @zooba, @hidmic |
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 2021-01-12.21:43:53.586>
labels = ['type-bug', '3.8', 'OS-windows', 'expert-asyncio']
title = 'asyncio.ProactorEventLoop mishandles signal wakeup file descriptor'
updated_at = <Date 2021-07-29.05:27:36.588>
user = 'https://github.com/hidmic'
bugs.python.org fields:
activity = <Date 2021-07-29.05:27:36.588>
actor = 'gvanrossum'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Windows', 'asyncio']
creation = <Date 2021-01-12.21:43:53.586>
creator = 'hidmic'
dependencies = []
files = []
hgrepos = []
issue_num = 42913
keywords = []
message_count = 6.0
messages = ['384979', '384998', '385198', '385211', '398445', '398457']
nosy_count = 8.0
nosy_names = ['gvanrossum', 'paul.moore', 'tim.golden', 'asvetlov', 'zach.ware', 'yselivanov', 'steve.dower', 'hidmic']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = 'behavior'
url = 'https://bugs.python.org/issue42913'
versions = ['Python 3.8']
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- Fork 仓库，在一个分支上完成修改。
- 提交 Pull Request，并在描述里引用这个 Issue 编号。
调研方向
从 asyncio.ProactorEventLoop 和 Windows asyncio 实现入手，然后跟踪信号唤醒文件描述符的处理方式。在 Windows 上复现该问题并添加回归覆盖；当事件循环能够正确处理信号唤醒描述符时即表示完成。
由索引模型根据 Issue 内容生成。
评估
- 技术栈
- python
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- operating-systems
- Issue 类型
- 缺陷
- 难度
- 4/5
- 预计耗时
- 3-5 天
- 活跃度
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- 需要澄清
- 新手友好度
- 30/100