Regular Expression Pattern Matching "State" Object

[David Goodger]

Perhaps not exactly what you're looking for, but it may be a good start:

    http://docstring.sourceforge.net/dps/statemachine.py

"A finite state machine specialized for regular-expression-based text
filters"

-- 
David Goodger    goodger at users.sourceforge.net    Open-source projects:
 - Python Docstring Processing System: http://docstring.sourceforge.net
 - reStructuredText: http://structuredtext.sourceforge.net
 - The Go Tools Project: http://gotools.sourceforge.net