python / python/cpython

asyncio.Queue: putting items out of order when it is full

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topic-asyncio type-bug
主要语言
Python
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描述

BPO 38874
Nosy @asvetlov, @1st1, @MojoVampire, @rhdxmr
Files
  • poc-oooput.py
  • 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 2019-11-21.03:25:54.744>
    labels = ['3.7', 'expert-asyncio']
    title = 'asyncio.Queue: putting items out of order when it is full'
    updated_at = <Date 2019-11-27.03:57:51.152>
    user = 'https://github.com/rhdxmr'
    

    bugs.python.org fields:

    activity = <Date 2019-11-27.03:57:51.152>
    actor = 'josh.r'
    assignee = 'none'
    closed = False
    closed_date = None
    closer = None
    components = ['asyncio']
    creation = <Date 2019-11-21.03:25:54.744>
    creator = 'esrse'
    dependencies = []
    files = ['48740']
    hgrepos = []
    issue_num = 38874
    keywords = []
    message_count = 6.0
    messages = ['357129', '357130', '357132', '357166', '357247', '357553']
    nosy_count = 4.0
    nosy_names = ['asvetlov', 'yselivanov', 'josh.r', 'esrse']
    pr_nums = []
    priority = 'normal'
    resolution = None
    stage = None
    status = 'open'
    superseder = None
    type = None
    url = 'https://bugs.python.org/issue38874'
    versions = ['Python 3.7']
    

    Linked PRs
    • gh-112496
    • gh-112501

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    1. 先读完整个 Issue,再读项目的贡献指南。
    2. 在 Issue 下留言说明你要接手 —— 这能避免两个人做同样的事。
    3. Fork 仓库,在一个分支上完成修改。
    4. 提交 Pull Request,并在描述里引用这个 Issue 编号。

    调研方向

    首先运行上传的 poc-oooput.py 复现程序,然后阅读 asyncio.Queue 的实现及其相关测试。确认队列已满时观察到的顺序,并在决定是否还需要进行任何工作之前,查看相关的 PR gh-112496 和 gh-112501。

    由索引模型根据 Issue 内容生成。

    评估

    技术栈
    python
    领域
    backend
    Issue 类型
    缺陷
    难度
    4/5
    预计耗时
    3-5 天
    活跃度
    停滞
    描述清晰度
    需要澄清
    新手友好度
    25/100

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