Note: this is an imperfect workaround for broken site packages.
A broken python install would not be avoided by this.

A better fix would be to include a python build in buildout bootstrap
process, so rest of processing becomes independent from site's python
installation.


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@37367 20353a03-c40f-0410-a6d1-a30d3c3de9de