/usr/lib/python2.6/dist-packages/pytest-2.2.4.egg-info/PKG-INFO is in python-pytest 2.2.4-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/python2.6/dist-packages/pytest-2.2.4.egg-info/../../../../share/pyshared/pytest-2.2.4.egg-info/PKG-INFO