gecko/other-licenses/ply
..
ply
COPYING
README

David Beazley's PLY (Python Lex-Yacc)
http://www.dabeaz.com/ply/

Licensed under the GPL (v2.1 or later).

This directory contains just the code and license from PLY version 2.5;
the full distribution (see the URL) also contains examples, tests,
documentation, and a longer README.