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gh-60107: Remove a copy from RawIOBase.read (#141532)

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If the underlying I/O class keeps a reference to the memory, raise BufferError.

Co-authored-by: Victor Stinner <vstinner@python.org>
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Cody Maloney 2025-11-20 09:37:04 -08:00 • committed by GitHub
parent 722f4bb8c9
commit e90061f5f1
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7 changed files with 39 additions and 11 deletions
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Include/internal/pycore_unicodeobject_generated.h generated
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@ -2952,6 +2952,10 @@ _PyUnicode_InitStaticStrings(PyInterpreterState *interp) {
_PyUnicode_InternStatic(interp, &string);
assert(_PyUnicode_CheckConsistency(string, 1));
assert(PyUnicode_GET_LENGTH(string) != 1);
string = &_Py_ID(take_bytes);
_PyUnicode_InternStatic(interp, &string);
assert(_PyUnicode_CheckConsistency(string, 1));
assert(PyUnicode_GET_LENGTH(string) != 1);
string = &_Py_ID(target);
_PyUnicode_InternStatic(interp, &string);
assert(_PyUnicode_CheckConsistency(string, 1));