/usr/lib/python2.7/dist-packages/pyth-0.5.6.egg-info/dependency_links.txt is in python-pyth 0.5.6-3.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/python2.7/dist-packages/pyth-0.5.6.egg-info/../../../../share/pyshared/pyth-0.5.6.egg-info/dependency_links.txt