/usr/ is in python3-commandnotfound 18.04.4.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/
/usr/lib/python3/
/usr/lib/python3/dist-packages/
/usr/lib/python3/dist-packages/CommandNotFound/
/usr/lib/python3/dist-packages/CommandNotFound/CommandNotFound.py
/usr/lib/python3/dist-packages/CommandNotFound/__init__.py
/usr/lib/python3/dist-packages/CommandNotFound/db/
/usr/lib/python3/dist-packages/CommandNotFound/db/__init__.py
/usr/lib/python3/dist-packages/CommandNotFound/db/creator.py
/usr/lib/python3/dist-packages/CommandNotFound/db/db.py
/usr/lib/python3/dist-packages/CommandNotFound/util.py
/usr/lib/python3/dist-packages/command_not_found-0.3.egg-info
/usr/share/
/usr/share/doc/
/usr/share/doc/python3-commandnotfound/
/usr/share/doc/python3-commandnotfound/copyright
/usr/share/doc/python3-commandnotfound/changelog.gz