/usr/share/pyshared/sphinxcontrib_nwdiag-0.7.0.egg-info/requires.txt is in python-sphinxcontrib.nwdiag 0.7.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2
nwdiag>=1.0.0 Sphinx>=0.6