+lisp/progmodes/python.el
+Dave Love alerted us to a potential legal problem:
+http://lists.gnu.org/archive/html/emacs-pretest-bug/2007-04/msg00459.html
+
+On consultation with a lawyer, we found there was no problem:
+http://lists.gnu.org/archive/html/emacs-devel/2007-05/msg00466.html
+
+