/usr/lib/python2.7/dist-packages/squaremap/squaremap.py is in python-squaremap 1.0.1b3-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/python2.7/dist-packages/squaremap/../../../../share/pyshared/squaremap/squaremap.py