/usr/lib/python2.7/dist-packages/language_selector-0.1.egg-info/SOURCES.txt is in language-selector-common 0.79.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/python2.7/dist-packages/language_selector-0.1.egg-info/../../../../share/pyshared/language_selector-0.1.egg-info/SOURCES.txt