/usr/ is in python-roslaunch 1.13.5+ds1-3.
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..
/usr/bin/
/usr/bin/roscore
/usr/bin/roslaunch
/usr/bin/roslaunch-complete
/usr/bin/roslaunch-deps
/usr/bin/roslaunch-logs
/usr/lib/
/usr/lib/python2.7/
/usr/lib/python2.7/dist-packages/
/usr/lib/python2.7/dist-packages/roslaunch/
/usr/lib/python2.7/dist-packages/roslaunch/__init__.py
/usr/lib/python2.7/dist-packages/roslaunch/arg_dump.py
/usr/lib/python2.7/dist-packages/roslaunch/child.py
/usr/lib/python2.7/dist-packages/roslaunch/config.py
/usr/lib/python2.7/dist-packages/roslaunch/core.py
/usr/lib/python2.7/dist-packages/roslaunch/depends.py
/usr/share/doc/
/usr/lib/python2.7/dist-packages/roslaunch/launch.py
/usr/lib/python2.7/dist-packages/roslaunch/loader.py
/usr/lib/python2.7/dist-packages/roslaunch/netapi.py
/usr/lib/python2.7/dist-packages/roslaunch/node_args.py
/usr/lib/python2.7/dist-packages/roslaunch/nodeprocess.py
/usr/lib/python2.7/dist-packages/roslaunch/param_dump.py
/usr/lib/python2.7/dist-packages/roslaunch/parent.py
/usr/lib/python2.7/dist-packages/roslaunch/pmon.py
/usr/lib/python2.7/dist-packages/roslaunch/remote.py
/usr/lib/python2.7/dist-packages/roslaunch/remoteprocess.py
/usr/lib/python2.7/dist-packages/roslaunch/rlutil.py
/usr/lib/python2.7/dist-packages/roslaunch/roslaunch_logs.py
/usr/lib/python2.7/dist-packages/roslaunch/scriptapi.py
/usr/lib/python2.7/dist-packages/roslaunch/server.py
/usr/lib/python2.7/dist-packages/roslaunch/substitution_args.py
/usr/lib/python2.7/dist-packages/roslaunch/xmlloader.py
/usr/share/
/usr/share/doc/python-roslaunch/
/usr/share/doc/python-roslaunch/copyright
/usr/share/roslaunch/
/usr/share/roslaunch/cmake/
/usr/share/roslaunch/cmake/roslaunch-extras.cmake
/usr/share/roslaunch/cmake/roslaunchConfig-version.cmake
/usr/share/roslaunch/cmake/roslaunchConfig.cmake
/usr/share/roslaunch/package.xml
/usr/share/roslaunch/resources/
/usr/share/roslaunch/resources/example-env-substutition.xml
/usr/share/roslaunch/resources/example-gdb.launch
/usr/share/roslaunch/resources/example-include.launch
/usr/share/roslaunch/resources/example-min.launch
/usr/share/roslaunch/resources/example-params.launch
/usr/share/roslaunch/resources/example-ssh.launch
/usr/share/roslaunch/resources/example.launch
/usr/share/roslaunch/resources/roscore.xml
/usr/share/roslaunch/scripts/
/usr/share/roslaunch/scripts/roslaunch-check
/usr/share/doc/python-roslaunch/changelog.Debian.gz