Create /usr/local/lib/pythonX.Y when needed (#1576924)
In Fedora, sudo setup.py install installs to /usr/local/lib/pythonX.Y/site-packages
But pythonX doesn't own that dir, that would be against FHS
We need to create it if it doesn't exist
Resolves https://bugzilla.redhat.com/show_bug.cgi?id=1576924