/usr/lib/python3/dist-packages/dateutil/ is in python3-dateutil 2.6.1-1.
This file is owned by root:root, with mode 0o755.
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/usr/lib/python3/dist-packages/dateutil/__init__.py
/usr/lib/python3/dist-packages/dateutil/_common.py
/usr/lib/python3/dist-packages/dateutil/_version.py
/usr/lib/python3/dist-packages/dateutil/easter.py
/usr/lib/python3/dist-packages/dateutil/parser.py
/usr/lib/python3/dist-packages/dateutil/relativedelta.py
/usr/lib/python3/dist-packages/dateutil/rrule.py
/usr/lib/python3/dist-packages/dateutil/tz/
/usr/lib/python3/dist-packages/dateutil/tz/__init__.py
/usr/lib/python3/dist-packages/dateutil/tz/_common.py
/usr/lib/python3/dist-packages/dateutil/tz/tz.py
/usr/lib/python3/dist-packages/dateutil/tz/win.py
/usr/lib/python3/dist-packages/dateutil/tzwin.py
/usr/lib/python3/dist-packages/dateutil/zoneinfo/
/usr/lib/python3/dist-packages/dateutil/zoneinfo/__init__.py
/usr/lib/python3/dist-packages/dateutil/zoneinfo/rebuild.py