/usr/lib/python2.7/dist-packages/TracMasterTickets-3.0.2.egg-info/dependency_links.txt is in trac-mastertickets 3.0.2+20111224-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/python2.7/dist-packages/TracMasterTickets-3.0.2.egg-info/../../../../share/pyshared/TracMasterTickets-3.0.2.egg-info/dependency_links.txt