/usr/ is in powerwake-common 2.18-0ubuntu2.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/
/usr/lib/python2.7/
/usr/lib/python2.7/dist-packages/
/usr/lib/python2.7/dist-packages/powerwake/
/usr/lib/python2.7/dist-packages/powerwake/monitors/
/usr/share/
/usr/share/pyshared/
/usr/share/pyshared/powerwake/
/usr/share/pyshared/powerwake/powerwake.py
/usr/share/pyshared/powerwake/monitors/
/usr/share/pyshared/powerwake/monitors/ARPMonitor.py
/usr/share/pyshared/powerwake/monitors/__init__.py
/usr/share/pyshared/powerwake/__init__.py
/usr/share/doc/
/usr/share/doc/powerwake-common/
/usr/share/doc/powerwake-common/changelog.Debian.gz
/usr/share/doc/powerwake-common/copyright
/usr/lib/python2.7/dist-packages/powerwake/powerwake.py
/usr/lib/python2.7/dist-packages/powerwake/monitors/ARPMonitor.py
/usr/lib/python2.7/dist-packages/powerwake/monitors/__init__.py
/usr/lib/python2.7/dist-packages/powerwake/__init__.py