/usr/lib/python2.7/dist-packages/autobahn/twisted/ is in python-autobahn 17.10.1+dfsg1-2.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python2.7/dist-packages/autobahn/twisted/__init__.py
/usr/lib/python2.7/dist-packages/autobahn/twisted/choosereactor.py
/usr/lib/python2.7/dist-packages/autobahn/twisted/component.py
/usr/lib/python2.7/dist-packages/autobahn/twisted/cryptosign.py
/usr/lib/python2.7/dist-packages/autobahn/twisted/forwarder.py
/usr/lib/python2.7/dist-packages/autobahn/twisted/rawsocket.py
/usr/lib/python2.7/dist-packages/autobahn/twisted/resource.py
/usr/lib/python2.7/dist-packages/autobahn/twisted/util.py
/usr/lib/python2.7/dist-packages/autobahn/twisted/wamp.py
/usr/lib/python2.7/dist-packages/autobahn/twisted/websocket.py