[issue18799] Resurrect and fix test_404 in Lib/test/test_xmlrpc.py

[Serhiy Storchaka]

Serhiy Storchaka <storchaka+cpython at gmail.com> added the comment:

Thank you Vajrasky. The restored test is passed locally and on CI. Let try it on buildbots.

----------
versions: +Python 3.8 -Python 3.3, Python 3.4

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue18799>
_______________________________________