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gh-129813, PEP 782: Use PyBytesWriter in _multiprocessing (#139047)
authorVictor Stinner <vstinner@python.org>
Wed, 17 Sep 2025 15:44:13 +0000 (16:44 +0100)
committerGitHub <noreply@github.com>
Wed, 17 Sep 2025 15:44:13 +0000 (17:44 +0200)
commit77a22ef76aee9a5782d31c118dba27d29fe5a84a
treea5f62c01b663fa8159d5a11bd136beec798eb89f
parent263242613f1d81214dd0334b159f35854e72986a
gh-129813, PEP 782: Use PyBytesWriter in _multiprocessing (#139047)

Replace PyBytes_FromStringAndSize(NULL, size) and _PyBytes_Resize()
with the new public PyBytesWriter API.

Change also 'read' variable type from int to Py_ssize_t.
Modules/_multiprocessing/multiprocessing.c