[issue20443] __code__. co_filename should always be an absolute path

[STINNER Victor]

Change by STINNER Victor <vstinner at python.org>:


----------
pull_requests: +17012
pull_request: https://github.com/python/cpython/pull/17534

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue20443>
_______________________________________