[issue12731] python lib re uses obsolete sense of \w in full violation of UTS#18 RL1.2a

[Ezio Melotti]

Changes by Ezio Melotti <ezio.melotti at gmail.com>:


----------
nosy: +ezio.melotti

_______________________________________
Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue12731>
_______________________________________