/usr/lib/python3/dist-packages/piston_mini_client-0.7.5.egg-info/requires.txt is in python3-piston-mini-client 0.7.5-0ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 | oauthlib
httplib2
|