/usr/lib/python2.7/dist-packages/zope/security/tests/ is in python-zope.security 4.0.3-2ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python2.7/dist-packages/zope/security/tests/__init__.py
/usr/lib/python2.7/dist-packages/zope/security/tests/adapter.py
/usr/lib/python2.7/dist-packages/zope/security/tests/components.py
/usr/lib/python2.7/dist-packages/zope/security/tests/emptymodule.py
/usr/lib/python2.7/dist-packages/zope/security/tests/exampleclass.py
/usr/lib/python2.7/dist-packages/zope/security/tests/module.py
/usr/lib/python2.7/dist-packages/zope/security/tests/modulehookup.py
/usr/lib/python2.7/dist-packages/zope/security/tests/redefineperms.zcml
/usr/lib/python2.7/dist-packages/zope/security/tests/test_adapter.py
/usr/lib/python2.7/dist-packages/zope/security/tests/test_checker.py
/usr/lib/python2.7/dist-packages/zope/security/tests/test_decorator.py
/usr/lib/python2.7/dist-packages/zope/security/tests/test_location.py
/usr/lib/python2.7/dist-packages/zope/security/tests/test_management.py
/usr/lib/python2.7/dist-packages/zope/security/tests/test_metaconfigure.py
/usr/lib/python2.7/dist-packages/zope/security/tests/test_permission.py
/usr/lib/python2.7/dist-packages/zope/security/tests/test_protectclass.py
/usr/lib/python2.7/dist-packages/zope/security/tests/test_proxy.py
/usr/lib/python2.7/dist-packages/zope/security/tests/test_simpleinteraction.py
/usr/lib/python2.7/dist-packages/zope/security/tests/test_simplepolicies.py
/usr/lib/python2.7/dist-packages/zope/security/tests/test_testing.py
/usr/lib/python2.7/dist-packages/zope/security/tests/test_zcml.py
/usr/lib/python2.7/dist-packages/zope/security/tests/test_zcml_functest.py