/usr/lib/ is in python3-zope.proxy 4.2.0-1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python3/
/usr/lib/python3/dist-packages/
/usr/lib/python3/dist-packages/zope/
/usr/lib/python3/dist-packages/zope/proxy/
/usr/lib/python3/dist-packages/zope/proxy/__init__.py
/usr/lib/python3/dist-packages/zope/proxy/_compat.py
/usr/lib/python3/dist-packages/zope/proxy/_zope_proxy_proxy.cpython-35m-x86_64-linux-gnu.so
/usr/lib/python3/dist-packages/zope/proxy/decorator.py
/usr/lib/python3/dist-packages/zope/proxy/interfaces.py
/usr/lib/python3/dist-packages/zope/proxy/proxy.h
/usr/lib/python3/dist-packages/zope/proxy/tests/
/usr/lib/python3/dist-packages/zope/proxy/tests/__init__.py
/usr/lib/python3/dist-packages/zope/proxy/tests/test_decorator.py
/usr/lib/python3/dist-packages/zope/proxy/tests/test_proxy.py
/usr/lib/python3/dist-packages/zope.proxy-4.2.0-nspkg.pth
/usr/lib/python3/dist-packages/zope.proxy-4.2.0.egg-info/
/usr/lib/python3/dist-packages/zope.proxy-4.2.0.egg-info/PKG-INFO
/usr/lib/python3/dist-packages/zope.proxy-4.2.0.egg-info/dependency_links.txt
/usr/lib/python3/dist-packages/zope.proxy-4.2.0.egg-info/namespace_packages.txt
/usr/lib/python3/dist-packages/zope.proxy-4.2.0.egg-info/not-zip-safe
/usr/lib/python3/dist-packages/zope.proxy-4.2.0.egg-info/requires.txt
/usr/lib/python3/dist-packages/zope.proxy-4.2.0.egg-info/top_level.txt