/usr/lib/ is in python-xstatic-spin 1.2.8.0+dfsg1-1.
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/xstatic/
/usr/lib/python2.7/dist-packages/xstatic/pkg/
/usr/lib/python2.7/dist-packages/xstatic/pkg/spin/
/usr/lib/python2.7/dist-packages/xstatic/pkg/spin/__init__.py
/usr/lib/python2.7/dist-packages/XStatic_Spin-1.2.8.2.egg-info/
/usr/lib/python2.7/dist-packages/XStatic_Spin-1.2.8.2.egg-info/SOURCES.txt
/usr/lib/python2.7/dist-packages/XStatic_Spin-1.2.8.2.egg-info/dependency_links.txt
/usr/lib/python2.7/dist-packages/XStatic_Spin-1.2.8.2.egg-info/PKG-INFO
/usr/lib/python2.7/dist-packages/XStatic_Spin-1.2.8.2.egg-info/namespace_packages.txt
/usr/lib/python2.7/dist-packages/XStatic_Spin-1.2.8.2.egg-info/top_level.txt
/usr/lib/python2.7/dist-packages/XStatic_Spin-1.2.8.2.egg-info/not-zip-safe