python / python/cpython

os.path.ismount sometimes raises FileNotFoundError on Windows

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OS-windows stdlib type-bug
Dominant language
Python
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Description

BPO 28859
Nosy @pfmoore, @tjguk, @zware, @zooba, @wm75, @lazka, @csabella, @dan1994, @szb512, @digglife, @AkechiShiro, @ankeshsaha
PRs
  • python/cpython#19109
  • 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 2016-12-02.14:39:20.125>
    labels = ['easy', 'type-bug', '3.8', '3.9', '3.7', 'OS-windows']
    title = 'os.path.ismount sometimes raises FileNotFoundError on Windows'
    updated_at = <Date 2020-05-23.20:05:59.911>
    user = 'https://github.com/lazka'
    

    bugs.python.org fields:

    activity = <Date 2020-05-23.20:05:59.911>
    actor = 'cheryl.sabella'
    assignee = 'none'
    closed = False
    closed_date = None
    closer = None
    components = ['Windows']
    creation = <Date 2016-12-02.14:39:20.125>
    creator = 'lazka'
    dependencies = []
    files = []
    hgrepos = []
    issue_num = 28859
    keywords = ['patch', 'easy', 'newcomer friendly']
    message_count = 11.0
    messages = ['282241', '357723', '361634', '362039', '362238', '364476', '364486', '365132', '365196', '365591', '369747']
    nosy_count = 13.0
    nosy_names = ['paul.moore', 'tim.golden', 'zach.ware', 'steve.dower', 'wolma', 'lazka', 'cheryl.sabella', 'Dan Arad', 'scic0', 'sdcards', 'akarei', 'AkechiShiro', 'ankeshsaha']
    pr_nums = ['19109']
    priority = 'normal'
    resolution = None
    stage = 'patch review'
    status = 'open'
    superseder = None
    type = 'behavior'
    url = 'https://bugs.python.org/issue28859'
    versions = ['Python 3.7', 'Python 3.8', 'Python 3.9']
    

    Linked PRs
    • gh-139907

    Contributor guide

    Open the contributing guide

    First steps

    1. Read the whole issue, then the project's contributing guide.
    2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
    3. Fork the repository and make your change on a branch.
    4. Open a pull request that references the issue number.

    Research direction

    Start with os.path.ismount and the Windows-specific behavior described in the issue. Review the existing work linked as python/cpython#19109 and gh-139907 before making changes. Done means os.path.ismount no longer raises FileNotFoundError in the reported Windows case.

    Written by the indexing model from the issue text.

    Assessment

    Tech stack
    python
    Domain
    operating-systems
    Issue type
    Bug
    Difficulty
    3/5
    Estimated time
    1-2 days
    Activity status
    Stale
    Clarity
    Mostly clear
    Newbie friendliness
    35/100

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