/usr/lib/python2.7/dist-packages/SimPy/ is in python-simpy 2.3.1+dfsg-1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python2.7/dist-packages/SimPy/Globals.py
/usr/lib/python2.7/dist-packages/SimPy/Lib.py
/usr/lib/python2.7/dist-packages/SimPy/Lister.py
/usr/lib/python2.7/dist-packages/SimPy/Recording.py
/usr/lib/python2.7/dist-packages/SimPy/Simulation.py
/usr/lib/python2.7/dist-packages/SimPy/SimulationRT.py
/usr/lib/python2.7/dist-packages/SimPy/SimulationStep.py
/usr/lib/python2.7/dist-packages/SimPy/SimulationTrace.py
/usr/lib/python2.7/dist-packages/SimPy/__init__.py
/usr/lib/python2.7/dist-packages/SimPy/stepping.py
/usr/lib/python2.7/dist-packages/SimPy/test/
/usr/lib/python2.7/dist-packages/SimPy/test/__init__.py
/usr/lib/python2.7/dist-packages/SimPy/test/support.py
/usr/lib/python2.7/dist-packages/SimPy/test/test_monitor.py
/usr/lib/python2.7/dist-packages/SimPy/test/test_rt_behavior.py
/usr/lib/python2.7/dist-packages/SimPy/test/test_simident.py
/usr/lib/python2.7/dist-packages/SimPy/test/test_simpy.py