[issue20825] containment test for "ip_network in ip_network"

[Berker Peksag]

Changes by Berker Peksag <berker.peksag at gmail.com>:


----------
nosy: +berker.peksag
stage:  -> patch review
type:  -> enhancement
versions: +Python 3.6 -Python 3.5

_______________________________________
Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue20825>
_______________________________________