/usr/lib/python3/dist-packages/slixmpp/stanza/ is in python3-slixmpp 1.2.2-1.1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python3/dist-packages/slixmpp/stanza/__init__.py
/usr/lib/python3/dist-packages/slixmpp/stanza/atom.py
/usr/lib/python3/dist-packages/slixmpp/stanza/error.py
/usr/lib/python3/dist-packages/slixmpp/stanza/htmlim.py
/usr/lib/python3/dist-packages/slixmpp/stanza/iq.py
/usr/lib/python3/dist-packages/slixmpp/stanza/message.py
/usr/lib/python3/dist-packages/slixmpp/stanza/presence.py
/usr/lib/python3/dist-packages/slixmpp/stanza/rootstanza.py
/usr/lib/python3/dist-packages/slixmpp/stanza/roster.py
/usr/lib/python3/dist-packages/slixmpp/stanza/stream_error.py
/usr/lib/python3/dist-packages/slixmpp/stanza/stream_features.py