/usr/lib/x86_64-linux-gnu/libpyglib-2.0-python2.7-dbg.so is in python-gobject-2-dbg 2.28.6-12ubuntu3.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libpyglib-2.0-python2.7-dbg.so.0.0.0