Sergey Fedoseev <fedoseev.ser...@gmail.com> added the comment:
>> This optimization also can be used for BUILD_TUPLE opcode and in pickle >> module, if it's OK to add _PyTuple_StealFromArray() function :-) > I would like to see a micro-benchmark showing that it's faster. +-----------------+-----------------+-----------------------------+ | Benchmark | build_tuple_ref | build_tuple_untracked | +=================+=================+=============================+ | (a, ) | 19.9 ns | 19.4 ns: 1.03x faster (-3%) | +-----------------+-----------------+-----------------------------+ | (a, 1) | 24.0 ns | 22.6 ns: 1.06x faster (-6%) | +-----------------+-----------------+-----------------------------+ | (a, 1, 1) | 28.2 ns | 25.9 ns: 1.09x faster (-8%) | +-----------------+-----------------+-----------------------------+ | (a, 1, 1, 1) | 31.0 ns | 29.0 ns: 1.07x faster (-6%) | +-----------------+-----------------+-----------------------------+ | (a, 1, 1, 1, 1) | 34.7 ns | 32.2 ns: 1.08x faster (-7%) | +-----------------+-----------------+-----------------------------+ ---------- _______________________________________ Python tracker <rep...@bugs.python.org> <https://bugs.python.org/issue36030> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com
