/usr/ is in python-egenix-mxproxy 3.2.7-1build1.
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/mx/
/usr/lib/python2.7/dist-packages/mx/Proxy/
/usr/lib/python2.7/dist-packages/mx/Proxy/__init__.py
/usr/lib/python2.7/dist-packages/mx/Proxy/Proxy.py
/usr/lib/python2.7/dist-packages/mx/Proxy/mxProxy/
/usr/lib/python2.7/dist-packages/mx/Proxy/mxProxy/mxProxy.so
/usr/lib/python2.7/dist-packages/mx/Proxy/mxProxy/__init__.py
/usr/lib/python2.7/dist-packages/mx/Proxy/mxProxy/testvlad.py
/usr/lib/python2.7/dist-packages/mx/Proxy/mxProxy/test.py
/usr/lib/python2.7/dist-packages/mx/Proxy/mxProxy/weakreftest.py
/usr/share/
/usr/share/doc/
/usr/share/doc/python-egenix-mxproxy/
/usr/share/doc/python-egenix-mxproxy/copyright
/usr/share/doc/python-egenix-mxproxy/README.Debian
/usr/share/doc/python-egenix-mxproxy/changelog.Debian.gz