/usr/lib/python2.7/dist-packages/pywcs-1.10_4.7.egg-info is in python-pywcs 1.10-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/python2.7/dist-packages/../../../share/pyshared/pywcs-1.10_4.7.egg-info