/usr/lib/python2.7/dist-packages/defer-1.0.6.egg-info/PKG-INFO is in python-defer 1.0.6-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/python2.7/dist-packages/defer-1.0.6.egg-info/../../../../share/pyshared/defer-1.0.6.egg-info/PKG-INFO