/usr/lib/ is in python-cluster 1.3.3-1.
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/cluster/
/usr/lib/python2.7/dist-packages/cluster/util.py
/usr/lib/python2.7/dist-packages/cluster/method/
/usr/lib/python2.7/dist-packages/cluster/method/hierarchical.py
/usr/lib/python2.7/dist-packages/cluster/method/kmeans.py
/usr/lib/python2.7/dist-packages/cluster/method/__init__.py
/usr/lib/python2.7/dist-packages/cluster/method/base.py
/usr/lib/python2.7/dist-packages/cluster/__init__.py
/usr/lib/python2.7/dist-packages/cluster/linkage.py
/usr/lib/python2.7/dist-packages/cluster/version.txt
/usr/lib/python2.7/dist-packages/cluster/matrix.py
/usr/lib/python2.7/dist-packages/cluster/cluster.py
/usr/lib/python2.7/dist-packages/cluster-1.3.3.egg-info/
/usr/lib/python2.7/dist-packages/cluster-1.3.3.egg-info/dependency_links.txt
/usr/lib/python2.7/dist-packages/cluster-1.3.3.egg-info/top_level.txt
/usr/lib/python2.7/dist-packages/cluster-1.3.3.egg-info/PKG-INFO