[issue13622] Bytes performance regression in python3.3 vs python3.2

Changes by STINNER Victor : -- resolution: -> invalid status: open -> closed ___ Python tracker ___ ___ Python-bugs-list mailing list

[issue13622] Bytes performance regression in python3.3 vs python3.2

STINNER Victor added the comment: Boris.FELD told me that there was a bug in compare.py: all numbers are related to Unicode (see #13621), not bytes. -- ___ Python tracker ___ _

[issue13622] Bytes performance regression in python3.3 vs python3.2

Boris FELD added the comment: Forgot to describe my environment: Mac OS X 10.6.8 GCC i686-apple-darwin10-gcc-4.2.1 (GCC) 4.2.1 (Apple Inc. build 5666) (dot 3) CPython3.3 revision ea421c534305 CPython3.2 revision 0b86da9d6964 -- ___ Python tracker

[issue13622] Bytes performance regression in python3.3 vs python3.2

STINNER Victor added the comment: Sorted and grouped results. "replace", "find" and "concat" should be easy to fix, "strip" and "split" depend on "find" performance. replace: - b"...text.with.2000.lines...replace(b"\n", b" ") (*10): -37.668161% find: - (b"A"*1000).find(b"B") (*1000): -30.3

[issue13622] Bytes performance regression in python3.3 vs python3.2

Changes by Boris FELD : Added file: http://bugs.python.org/file23997/compare.py ___ Python tracker ___ ___ Python-bugs-list mailing list Unsub

[issue13622] Bytes performance regression in python3.3 vs python3.2

Changes by Boris FELD : Added file: http://bugs.python.org/file23996/stringbench_log_cpython3.3 ___ Python tracker ___ ___ Python-bugs-list ma

[issue13622] Bytes performance regression in python3.3 vs python3.2

New submission from Boris FELD : Hello everyone, I juste tried to launch the stringbench on python3.2 and python3.3 dev versions and some bytes tests run slower in python3.3 than in python3.2. I cc the two raw output of both runs. I also extracted most interesting data (all the tests with mor