/usr/lib/ is in python-rosgraph 1.11.16-3.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python2.7/
/usr/lib/python2.7/dist-packages/
/usr/lib/python2.7/dist-packages/rosgraph/
/usr/lib/python2.7/dist-packages/rosgraph/network.py
/usr/lib/python2.7/dist-packages/rosgraph/masterapi.py
/usr/lib/python2.7/dist-packages/rosgraph/rosenv.py
/usr/lib/python2.7/dist-packages/rosgraph/__init__.py
/usr/lib/python2.7/dist-packages/rosgraph/impl/
/usr/lib/python2.7/dist-packages/rosgraph/impl/graph.py
/usr/lib/python2.7/dist-packages/rosgraph/impl/__init__.py
/usr/lib/python2.7/dist-packages/rosgraph/roslogging.py
/usr/lib/python2.7/dist-packages/rosgraph/rosgraph_main.py
/usr/lib/python2.7/dist-packages/rosgraph/names.py
/usr/lib/python2.7/dist-packages/rosgraph/xmlrpc.py
/usr/lib/rosgraph/
/usr/lib/rosgraph/rosgraph
/usr/lib/pkgconfig/
/usr/lib/pkgconfig/rosgraph.pc