/usr/lib/python2.7/dist-packages/ceilometer-6.0.0.egg-info/requires.txt is in python-ceilometer 1:6.0.0-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1
pysnmp<5.0.0,>=4.2.3