Re: [pypy-dev] Hacking at tarfile.py and gzip.py

2011-08-31 Thread Armin Rigo
Re-hi, On Wed, Aug 31, 2011 at 1:35 PM, Armin Rigo wrote: > If you do helpful performance fixes, they are probably helpful for > CPython, too, and so they should go to the CPython issue tracker. ...or, I just saw this kind of check-in: "pypy doesn't like adding empty strings." Instead of "fixin

[pypy-dev] Hacking at tarfile.py and gzip.py

2011-08-31 Thread Armin Rigo
Hi Justin, I see that you're hacking at CPython's tarfile.py and gzip.py, for performance reason. I should warn you that it's probably a bad idea. For example, when we moved from supporting 2.5 to 2.7, we didn't manually convert all the stuff in modified-2.5; we just mostly ignored it and took th