/usr/lib/python2.7/dist-packages/backports/__init__.py is in python-backports-shutil-get-terminal-size 1.0.0-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 | from pkgutil import extend_path
__path__ = extend_path(__path__, __name__)
|