/usr/lib/python2.7/dist-packages/tftpy/TftpClient.py is in python-tftpy 0.6.0-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/python2.7/dist-packages/tftpy/../../../../share/pyshared/tftpy/TftpClient.py