/usr/lib/ is in python-zope.app.basicskin 3.5.1-0ubuntu3.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python2.7/
/usr/lib/python2.7/dist-packages/
/usr/lib/python2.7/dist-packages/zope/
/usr/lib/python2.7/dist-packages/zope/app/
/usr/lib/python2.7/dist-packages/zope/app/basicskin/
/usr/lib/python2.7/dist-packages/zope/app/basicskin/tests/
/usr/lib/python2.7/dist-packages/zope.app.basicskin-3.5.1.egg-info/
/usr/lib/python2.7/dist-packages/zope/app/basicskin/__init__.py
/usr/lib/python2.7/dist-packages/zope/app/basicskin/standardmacros.py
/usr/lib/python2.7/dist-packages/zope/app/basicskin/arrowup.gif
/usr/lib/python2.7/dist-packages/zope/app/basicskin/configure.zcml
/usr/lib/python2.7/dist-packages/zope/app/basicskin/dialog_macros.pt
/usr/lib/python2.7/dist-packages/zope/app/basicskin/document_icon.gif
/usr/lib/python2.7/dist-packages/zope/app/basicskin/folder_icon.gif
/usr/lib/python2.7/dist-packages/zope/app/basicskin/view_macros.pt
/usr/lib/python2.7/dist-packages/zope/app/basicskin/zmi_stylesheet.css
/usr/lib/python2.7/dist-packages/zope/app/basicskin/zopetopbasic.css
/usr/lib/python2.7/dist-packages/zope/app/basicskin/zopetopstructure.css
/usr/lib/python2.7/dist-packages/zope/app/basicskin/zopetopwidgets.css
/usr/lib/python2.7/dist-packages/zope/app/basicskin/tests/__init__.py
/usr/lib/python2.7/dist-packages/zope/app/basicskin/tests/test_standardmacros.py
/usr/lib/python2.7/dist-packages/zope/app/basicskin/tests/test.gif
/usr/lib/python2.7/dist-packages/zope.app.basicskin-3.5.1.egg-info/PKG-INFO
/usr/lib/python2.7/dist-packages/zope.app.basicskin-3.5.1.egg-info/SOURCES.txt
/usr/lib/python2.7/dist-packages/zope.app.basicskin-3.5.1.egg-info/dependency_links.txt
/usr/lib/python2.7/dist-packages/zope.app.basicskin-3.5.1.egg-info/namespace_packages.txt
/usr/lib/python2.7/dist-packages/zope.app.basicskin-3.5.1.egg-info/not-zip-safe
/usr/lib/python2.7/dist-packages/zope.app.basicskin-3.5.1.egg-info/requires.txt
/usr/lib/python2.7/dist-packages/zope.app.basicskin-3.5.1.egg-info/top_level.txt
/usr/lib/python2.7/dist-packages/zope.app.basicskin-3.5.1-nspkg.pth