/usr/lib/python2.7/dist-packages/circuits-2.1.0.egg-info/PKG-INFO is in python-circuits 2.1.0-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/python2.7/dist-packages/circuits-2.1.0.egg-info/../../../../share/pyshared/circuits-2.1.0.egg-info/PKG-INFO