/usr/lib/ is in python-setuptools-git 1.0b1-0ubuntu3.
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/setuptools_git/
/usr/lib/python2.7/dist-packages/setuptools_git/tests.py
/usr/lib/python2.7/dist-packages/setuptools_git/utils.py
/usr/lib/python2.7/dist-packages/setuptools_git/__init__.py
/usr/lib/python2.7/dist-packages/setuptools_git-1.0b1.egg-info/
/usr/lib/python2.7/dist-packages/setuptools_git-1.0b1.egg-info/top_level.txt
/usr/lib/python2.7/dist-packages/setuptools_git-1.0b1.egg-info/entry_points.txt
/usr/lib/python2.7/dist-packages/setuptools_git-1.0b1.egg-info/dependency_links.txt
/usr/lib/python2.7/dist-packages/setuptools_git-1.0b1.egg-info/SOURCES.txt
/usr/lib/python2.7/dist-packages/setuptools_git-1.0b1.egg-info/zip-safe
/usr/lib/python2.7/dist-packages/setuptools_git-1.0b1.egg-info/PKG-INFO