/usr/lib/python2.7/dist-packages/charmtools/templates/python_services/files/hooks/ is in charm-tools 2.1.2-0ubuntu4.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python2.7/dist-packages/charmtools/templates/python_services/files/hooks/actions.py
/usr/lib/python2.7/dist-packages/charmtools/templates/python_services/files/hooks/config-changed
/usr/lib/python2.7/dist-packages/charmtools/templates/python_services/files/hooks/install
/usr/lib/python2.7/dist-packages/charmtools/templates/python_services/files/hooks/services.py
/usr/lib/python2.7/dist-packages/charmtools/templates/python_services/files/hooks/setup.py
/usr/lib/python2.7/dist-packages/charmtools/templates/python_services/files/hooks/start
/usr/lib/python2.7/dist-packages/charmtools/templates/python_services/files/hooks/stop
/usr/lib/python2.7/dist-packages/charmtools/templates/python_services/files/hooks/upgrade-charm