/usr/lib/python3/dist-packages/plainbox/impl/session/ is in python3-plainbox 0.5.3-2.
This file is owned by root:root, with mode 0o755.
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/usr/lib/python3/dist-packages/plainbox/impl/session/__init__.py
/usr/lib/python3/dist-packages/plainbox/impl/session/jobs.py
/usr/lib/python3/dist-packages/plainbox/impl/session/legacy.py
/usr/lib/python3/dist-packages/plainbox/impl/session/manager.py
/usr/lib/python3/dist-packages/plainbox/impl/session/resume.py
/usr/lib/python3/dist-packages/plainbox/impl/session/state.py
/usr/lib/python3/dist-packages/plainbox/impl/session/storage.py
/usr/lib/python3/dist-packages/plainbox/impl/session/suspend.py
/usr/lib/python3/dist-packages/plainbox/impl/session/test_jobs.py
/usr/lib/python3/dist-packages/plainbox/impl/session/test_legacy.py
/usr/lib/python3/dist-packages/plainbox/impl/session/test_manger.py
/usr/lib/python3/dist-packages/plainbox/impl/session/test_resume.py
/usr/lib/python3/dist-packages/plainbox/impl/session/test_state.py
/usr/lib/python3/dist-packages/plainbox/impl/session/test_storage.py
/usr/lib/python3/dist-packages/plainbox/impl/session/test_suspend.py