[issue9425] Rewrite import machinery to work with unicode paths

[STINNER Victor]

STINNER Victor <victor.stinner at haypocalc.com> added the comment:

r84122 saves/restores the exception around "filename = _PyUnicode_AsString(co->co_filename);" because it raises an unicode error on unencodable filename.

----------

_______________________________________
Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue9425>
_______________________________________