/usr/lib/python2.7/dist-packages/mx/Tools/ is in python-egenix-mxtools 3.2.8-1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python2.7/dist-packages/mx/Tools/NewBuiltins.py
/usr/lib/python2.7/dist-packages/mx/Tools/Tools.py
/usr/lib/python2.7/dist-packages/mx/Tools/__init__.py
/usr/lib/python2.7/dist-packages/mx/Tools/mxTools/
/usr/lib/python2.7/dist-packages/mx/Tools/mxTools/__init__.py
/usr/lib/python2.7/dist-packages/mx/Tools/mxTools/bench1.py
/usr/lib/python2.7/dist-packages/mx/Tools/mxTools/bench2.py
/usr/lib/python2.7/dist-packages/mx/Tools/mxTools/hack.py
/usr/lib/python2.7/dist-packages/mx/Tools/mxTools/mxTools.so
/usr/lib/python2.7/dist-packages/mx/Tools/mxTools/test.py
/usr/lib/python2.7/dist-packages/mx/Tools/mxTools/test_safecall.py