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gh-129813, PEP 782: Use PyBytesWriter in bufferedio.c - #139121
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vstinner merged 1 commit intoSep 18, 2025
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Replace PyBytes_FromStringAndSize(NULL, size) and _PyBytes_Resize() with the new public PyBytesWriter API.
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cc @cmaloney Sadly, it's hard to write a benchmark for this C function (_bufferedreader_read_generic()), since the io module reads more data than requested and then cache it. Following file.read() calls will call _bufferedreader_read_fast() instead. |
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Replace PyBytes_FromStringAndSize(NULL, size) and _PyBytes_Resize() with the new public PyBytesWriter API.