/usr/lib/ is in usb-creator-common 0.3.2.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python3/dist-packages/usbcreator/backends/__init__.py
/usr/lib/python3/dist-packages/usbcreator/backends/udisks/
/usr/lib/python3/
/usr/lib/python3/dist-packages/
/usr/lib/python3/dist-packages/usb_creator-0.3.0.egg-info
/usr/lib/python3/dist-packages/usbcreator/
/usr/lib/python3/dist-packages/usbcreator/misc.py
/usr/lib/python3/dist-packages/usbcreator/frontends/
/usr/lib/python3/dist-packages/usbcreator/frontends/base/
/usr/lib/python3/dist-packages/usbcreator/frontends/base/frontend.py
/usr/lib/python3/dist-packages/usbcreator/frontends/base/__init__.py
/usr/lib/python3/dist-packages/usbcreator/frontends/__init__.py
/usr/lib/python3/dist-packages/usbcreator/__init__.py
/usr/lib/python3/dist-packages/usbcreator/install.py
/usr/lib/python3/dist-packages/usbcreator/backends/
/usr/lib/python3/dist-packages/usbcreator/backends/base/
/usr/lib/python3/dist-packages/usbcreator/backends/base/backend.py
/usr/lib/python3/dist-packages/usbcreator/backends/base/__init__.py
/usr/lib/python3/dist-packages/usbcreator/backends/udisks/backend.py
/usr/lib/python3/dist-packages/usbcreator/backends/udisks/__init__.py