/usr/lib/python2.7/dist-packages/python_apt-0.8.3ubuntu7.egg-info is in python-apt 0.8.3ubuntu7.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/python2.7/dist-packages/../../../share/pyshared/python_apt-0.8.3ubuntu7.egg-info