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Title: gh-60107: Remove a copy from RawIOBase.read by cmaloney · Pull Request #141532 · python/cpython · GitHub

Open Graph Title: gh-60107: Remove a copy from RawIOBase.read by cmaloney · Pull Request #141532 · python/cpython

X Title: gh-60107: Remove a copy from RawIOBase.read by cmaloney · Pull Request #141532 · python/cpython

Description: If the underlying I/O class keeps a reference to the memory raise BufferError. Uses gh-139871 to implement. -- If want to maintain closer compatibility when a BufferError occurs can fall back to a copy (copying is as safe as the original code). I have a slight preference to erroring as I think keeping a reference to the memory is uncommon (and probably unintended). Issue: gh-60107

Open Graph Description: If the underlying I/O class keeps a reference to the memory raise BufferError. Uses gh-139871 to implement. -- If want to maintain closer compatibility when a BufferError occurs can fall back to a ...

X Description: If the underlying I/O class keeps a reference to the memory raise BufferError. Uses gh-139871 to implement. -- If want to maintain closer compatibility when a BufferError occurs can fall back to a ...

Opengraph URL: https://github.com/python/cpython/pull/141532

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Show all changes 12 commits https://github.com/python/cpython/pull/141532/files
f904fce gh-60107: Remove a copy from RawIOBase.read cmaloney Nov 13, 2025 https://github.com/python/cpython/pull/141532/commits/f904fce197da9010cfc87e89ac97bc0e2b0667d5
6c9d14e Add missing res = NULL cmaloney Nov 13, 2025 https://github.com/python/cpython/pull/141532/commits/6c9d14e44f6e99958ccfc0a1cf30e90e9960682e
847c7ed Better place for test. Remove excess newlines. Remove old TODO cmaloney Nov 13, 2025 https://github.com/python/cpython/pull/141532/commits/847c7edf860d1d37fdb91f1755f586ecef1a1dda
bfb0c71 Fix indentation cmaloney Nov 13, 2025 https://github.com/python/cpython/pull/141532/commits/bfb0c712e69acb8da3586857a17ef606a3515cb8
3709cf9 Simplify with Py_CLEAR cmaloney Nov 13, 2025 https://github.com/python/cpython/pull/141532/commits/3709cf92198e8fe8be15e538655e868662f79fb9
63ceed7 Simplify with gotos cmaloney Nov 13, 2025 https://github.com/python/cpython/pull/141532/commits/63ceed7fae8257af9e5946663537180227c94c79
a1daaae Fix ubsan cmaloney Nov 13, 2025 https://github.com/python/cpython/pull/141532/commits/a1daaae26094a76e390fa7e09601c1ad905cd853
13abb41 Just use the C API... Sorry for the onoise... cmaloney Nov 13, 2025 https://github.com/python/cpython/pull/141532/commits/13abb41682e00ec66bdd2eba7c9d2a768f899028
7dc7e92 Merge branch 'main' into gh60107_take_bytes cmaloney Nov 15, 2025 https://github.com/python/cpython/pull/141532/commits/7dc7e9253e9145c691957090d7a3a39a8308801b
82643f8 Update Modules/_io/iobase.c cmaloney Nov 18, 2025 https://github.com/python/cpython/pull/141532/commits/82643f8dd25704d3e2eb429cd88f60c92298e9a5
a9a1f14 Regen globals and simplify more cmaloney Nov 18, 2025 https://github.com/python/cpython/pull/141532/commits/a9a1f14ddebd9110a9fbf7e693ceb6c8d5fdc0f8
8ca1cef Update Misc/NEWS.d/next/Library/2025-11-13-13-11-02.gh-issue-60107.LZ… vstinner Nov 20, 2025 https://github.com/python/cpython/pull/141532/commits/8ca1cef2dbbd3ae2de2ec62fd77d61349871f90d
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