On Fri, 25 Nov 2011 08:38:48 +0200 Eli Bendersky <eli...@gmail.com> wrote: > > Just to be clear, there were two separate issues raised here. One is the > speed regression of readinto() from 2.7 to 3.2, and the other is the > relative slowness of justread() in 3.3 > > Regarding the second, I'm not sure it's an issue because I tried a larger > file (100MB and then also 300MB) and the speed of 3.3 is now on par with > 3.2 and 2.7 > > However, the original question remains - on the 100MB file also, although > in 2.7 readinto is 35% faster than readandcopy(), on 3.2 it's about the > same speed (even a few % slower). That said, I now observe with Python 3.3 > the same speed as with 2.7, including the readinto() speedup - so it > appears that the readinto() regression has been solved in 3.3? Any clue > about where it happened (i.e. which bug/changeset)?
It would probably be http://hg.python.org/cpython/rev/a1d77c6f4ec1/ Regards Antoine. _______________________________________________ Python-Dev mailing list Python-Dev@python.org http://mail.python.org/mailman/listinfo/python-dev Unsubscribe: http://mail.python.org/mailman/options/python-dev/archive%40mail-archive.com