firefox/third_party/python/ply/example

Simple examples:
   calc       - Simple calculator
   classcalc  - Simple calculate defined as a class
   
Complex examples
   ansic       - ANSI C grammar from K&R
   BASIC       - A small BASIC interpreter
   GardenSnake - A simple python-like language
   yply        - Converts Unix yacc files to PLY programs.