michael@0: David Beazley's PLY (Python Lex-Yacc)
michael@0: http://www.dabeaz.com/ply/
michael@0: 
michael@0: Licensed under BSD.
michael@0: 
michael@0: This directory contains just the code and license from PLY version 3.3;
michael@0: the full distribution (see the URL) also contains examples, tests,
michael@0: documentation, and a longer README.
michael@0: