/usr/lib/python2.7/dist-packages/DTest-0.4.0.egg-info is in python-dtest 0.4.0-0ubuntu2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/python2.7/dist-packages/../../../share/pyshared/DTest-0.4.0.egg-info