kartikmohta [1] filed a request to merge python2-catkin-pkg [2] into python-catkin_pkg [3]:
Updated and renamed package. New package has a single PKGBUILD for python 2 and 3. [1] https://aur.archlinux.org/account/kartikmohta/ [2] https://aur.archlinux.org/pkgbase/python2-catkin-pkg/ [3] https://aur.archlinux.org/pkgbase/python-catkin_pkg/
