/usr/lib/python3/dist-packages/CedarBackup3/extend/ is in cedar-backup3 3.1.6-1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python3/dist-packages/CedarBackup3/extend/__init__.py
/usr/lib/python3/dist-packages/CedarBackup3/extend/amazons3.py
/usr/lib/python3/dist-packages/CedarBackup3/extend/capacity.py
/usr/lib/python3/dist-packages/CedarBackup3/extend/encrypt.py
/usr/lib/python3/dist-packages/CedarBackup3/extend/mbox.py
/usr/lib/python3/dist-packages/CedarBackup3/extend/mysql.py
/usr/lib/python3/dist-packages/CedarBackup3/extend/postgresql.py
/usr/lib/python3/dist-packages/CedarBackup3/extend/split.py
/usr/lib/python3/dist-packages/CedarBackup3/extend/subversion.py
/usr/lib/python3/dist-packages/CedarBackup3/extend/sysinfo.py