Please delete: https://aur.archlinux.org/packages/python-netfilter/
I have adopted this package, discovered that it does not work in python 3 (as noted in the comments), and re-created it as python2-netfilter. Thanks! -- "In order to create, you have to have the willingness, the desire to be challenged, to be learning." -- Ferran Adria (speaking at Harvard, 2011)
