/usr/lib/python2.7/dist-packages/notification/templates/ is in python-django-notification 1.2.0-2.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python2.7/dist-packages/notification/templates/notification/
/usr/lib/python2.7/dist-packages/notification/templates/notification/base.html
/usr/lib/python2.7/dist-packages/notification/templates/notification/email_body.txt
/usr/lib/python2.7/dist-packages/notification/templates/notification/email_subject.txt
/usr/lib/python2.7/dist-packages/notification/templates/notification/full.html
/usr/lib/python2.7/dist-packages/notification/templates/notification/full.txt
/usr/lib/python2.7/dist-packages/notification/templates/notification/notice.html
/usr/lib/python2.7/dist-packages/notification/templates/notification/notice_settings.html
/usr/lib/python2.7/dist-packages/notification/templates/notification/short.txt