http://code.activestate.com/recipes/tags/lexical_analyzer-interpreter/2010-09-01T14:49:37-07:00ActiveState Code Recipes2010-09-01T14:49:37-07:00Jack Trainorhttp://code.activestate.com/recipes/users/4076953/http://code.activestate.com/recipes/577380-dragon-lexical-analyzer/

<p style="color: grey"> Python recipe 577380 by <a href="/recipes/users/4076953/">Jack Trainor</a> (<a href="/recipes/tags/educational/">educational</a>, <a href="/recipes/tags/lexical_analyzer/">lexical_analyzer</a>, <a href="/recipes/tags/parsing/">parsing</a>). Revision 2. </p> <p>The lexical analyzer from "Compliers: Principles, Techniques and Tools," Chapter 2, by Aho, Sethi, Ullman (1986) implemented in Python.</p>