python / python/cpython

Incorrect shutil.copytree() behaviour with symlinks

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stdlib type-bug
Dominant language
Python
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Description

BPO 47049
Nosy @vajdaz
PRs
  • python/cpython#31967
  • 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 2022-03-17.18:50:19.316>
    labels = ['type-bug', 'library', '3.11']
    title = 'Incorrect shutil.copytree() behaviour with symlinks'
    updated_at = <Date 2022-04-04.22:13:23.663>
    user = 'https://github.com/vajdaz'
    

    bugs.python.org fields:

    activity = <Date 2022-04-04.22:13:23.663>
    actor = 'vajdaz'
    assignee = 'none'
    closed = False
    closed_date = None
    closer = None
    components = ['Library (Lib)']
    creation = <Date 2022-03-17.18:50:19.316>
    creator = 'vajdaz'
    dependencies = []
    files = []
    hgrepos = []
    issue_num = 47049
    keywords = ['patch']
    message_count = 2.0
    messages = ['415437', '416700']
    nosy_count = 1.0
    nosy_names = ['vajdaz']
    pr_nums = ['31967']
    priority = 'normal'
    resolution = None
    stage = 'patch review'
    status = 'open'
    superseder = None
    type = 'behavior'
    url = 'https://bugs.python.org/issue47049'
    versions = ['Python 3.11']
    

    Linked PRs
    • gh-132984

    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 at shutil.copytree() and review the issue history, including linked PR gh-132984. Determine the incorrect symlink behavior from the existing discussion and verify the expected behavior with the relevant standard-library tests; done means the reported copytree case behaves correctly without regressions.

    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
    Needs clarification
    Newbie friendliness
    25/100

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