/usr/lib/pyshared/python2.6/rfoo/marsh.so is in python-rfoo 1.3.0-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/pyshared/python2.6/rfoo/../../../python2.6/dist-packages/rfoo/marsh.so
/usr/lib/pyshared/python2.6/rfoo/../../../python2.6/dist-packages/rfoo/marsh.so