/usr/lib/python2.7/dist-packages/melange-2012.1.egg-info/SOURCES.txt is in python-melange 2012.1~e4~20120126.11502-0ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/python2.7/dist-packages/melange-2012.1.egg-info/../../../../share/pyshared/melange-2012.1.egg-info/SOURCES.txt