/usr/lib/python2.7/dist-packages/zope.intid-3.7.2.egg-info/requires.txt is in python-zope.intid 3.7.2-0ubuntu3.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/python2.7/dist-packages/zope.intid-3.7.2.egg-info/../../../../share/pyshared/zope.intid-3.7.2.egg-info/requires.txt