/usr/lib/python2.7/dist-packages/dap/server.py is in python-dap 2.2.6.7-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/python2.7/dist-packages/dap/../../../../share/pyshared/dap/server.py
/usr/lib/python2.7/dist-packages/dap/../../../../share/pyshared/dap/server.py