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GeezerVison is showing github.com — Add simple `Reader` and `Writer` protocols · Issue #127647 · python/cpython

Add simple Reader and Writer protocols #127647

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Add simple Reader and Writer protocols#127647
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stdlibStandard Library Python modules in the Lib/ directoryStandard Library Python modules in the Lib/ directorytopic-typingtype-featureA feature request or enhancementA feature request or enhancement

Description

@srittau
srittau
opened on Dec 5, 2024
Issue body actions

Feature or enhancement

Proposal:

See the discourse thread for the rationale.

Has this already been discussed elsewhere?

I have already discussed this feature proposal on Discourse

Links to previous discussion of this feature:

https://discuss.python.org/t/simple-reader-and-writer-protocols/61510

Linked PRs

  • gh-127647: Add typing.Reader and Writer protocols #127648
  • gh-127647: Fix and enable I/O protocol tests #138369
  • [3.14] gh-127647: Fix and enable I/O protocol tests (GH-138369) #138376

Activity

  1. srittau
    added
    type-featureA feature request or enhancementA feature request or enhancement
    on Dec 5, 2024
  2. picnixz
    added
    stdlibStandard Library Python modules in the Lib/ directoryStandard Library Python modules in the Lib/ directory
    topic-typing
    on Dec 5, 2024
  3. JelleZijlstra
    added a commit that references this issue on Mar 6, 2025

    gh-127647: Add typing.Reader and Writer protocols (#127648)

    c6dd234
  4. JelleZijlstra
    closed this as completedon Mar 6, 2025
  5. JelleZijlstra
    added a commit that references this issue on Sep 2, 2025

    gh-127647: Fix and enable I/O protocol tests (#138369)

    3f23888
  6. miss-islington
    added a commit that references this issue on Sep 2, 2025

    pythongh-127647: Fix and enable I/O protocol tests (pythonGH-138369)

    93cb8e4
  7. lkollar
    added a commit that references this issue on Sep 9, 2025

    pythongh-127647: Fix and enable I/O protocol tests (python#138369)

    43d8a14
  8. JelleZijlstra
    added a commit that references this issue on Oct 8, 2025

    [3.14] gh-127647: Fix and enable I/O protocol tests (GH-138369) (#138376

    e104aad
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