/usr/lib/python2.7/dist-packages/pyromaths-11.05.1b2.egg-info is in pyromaths 11.05.1b2-0ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/python2.7/dist-packages/../../../share/pyshared/pyromaths-11.05.1b2.egg-info