[issue9082] warnings.filterwarnings doesn't work with -O

[Éric Araujo]

Changes by Éric Araujo <merwok at netwok.org>:


----------
nosy: +eric.araujo
versions:  -Python 2.6

_______________________________________
Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue9082>
_______________________________________