/usr/lib/python3/dist-packages/packetdiag/ is in python3-nwdiag 1.0.4+dfsg-1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python3/dist-packages/packetdiag/__init__.py
/usr/lib/python3/dist-packages/packetdiag/builder.py
/usr/lib/python3/dist-packages/packetdiag/command.py
/usr/lib/python3/dist-packages/packetdiag/drawer.py
/usr/lib/python3/dist-packages/packetdiag/elements.py
/usr/lib/python3/dist-packages/packetdiag/metrics.py
/usr/lib/python3/dist-packages/packetdiag/noderenderers.py
/usr/lib/python3/dist-packages/packetdiag/parser.py
/usr/lib/python3/dist-packages/packetdiag/tests/
/usr/lib/python3/dist-packages/packetdiag/tests/diagrams/
/usr/lib/python3/dist-packages/packetdiag/tests/diagrams/oneliner.diag
/usr/lib/python3/dist-packages/packetdiag/tests/diagrams/oneliner_with_quoted.diag
/usr/lib/python3/dist-packages/packetdiag/tests/diagrams/oneliner_without_last_semicolon.diag
/usr/lib/python3/dist-packages/packetdiag/tests/diagrams/scale_direction.diag
/usr/lib/python3/dist-packages/packetdiag/tests/diagrams/scale_interval.diag
/usr/lib/python3/dist-packages/packetdiag/tests/diagrams/tcp.diag
/usr/lib/python3/dist-packages/packetdiag/tests/diagrams/tcp_2.diag
/usr/lib/python3/dist-packages/packetdiag/tests/test_generate_diagram.py
/usr/lib/python3/dist-packages/packetdiag/tests/test_pep8.py
/usr/lib/python3/dist-packages/packetdiag/tests/test_rst_directives.py
/usr/lib/python3/dist-packages/packetdiag/utils/
/usr/lib/python3/dist-packages/packetdiag/utils/__init__.py
/usr/lib/python3/dist-packages/packetdiag/utils/rst/
/usr/lib/python3/dist-packages/packetdiag/utils/rst/__init__.py
/usr/lib/python3/dist-packages/packetdiag/utils/rst/directives.py
/usr/lib/python3/dist-packages/packetdiag/utils/rst/nodes.py