/usr/share/pyshared/tracsubtickets/ is in trac-subtickets 0.1.1+253f019-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pyshared/tracsubtickets/__init__.py
/usr/share/pyshared/tracsubtickets/api.py
/usr/share/pyshared/tracsubtickets/checker.py
/usr/share/pyshared/tracsubtickets/db_default.py
/usr/share/pyshared/tracsubtickets/htdocs/
/usr/share/pyshared/tracsubtickets/htdocs/css/
/usr/share/pyshared/tracsubtickets/htdocs/css/subtickets.css
/usr/share/pyshared/tracsubtickets/locale/
/usr/share/pyshared/tracsubtickets/locale/de_DE/
/usr/share/pyshared/tracsubtickets/locale/de_DE/LC_MESSAGES/
/usr/share/pyshared/tracsubtickets/locale/de_DE/LC_MESSAGES/tracsubtickets.po
/usr/share/pyshared/tracsubtickets/locale/messages.pot
/usr/share/pyshared/tracsubtickets/web_ui.py