Tree transformation programs?

[Simon Burton]

On Wed, 12 Feb 2003 10:08:55 +0000, Edward C. Jones wrote:

> Are there any programs written in Python for transforming trees, 
> especially AST trees? The input should be
> 
> A tree that is produced by a C parser.
> Rules for matching patterns in trees.
> Transformations to be done on the input if a pattern is matched..

What are you up to ?

I was asking about term rewriting here a while back.

here is my work so far:

http://arrowtheory.com/software/python/index.html

Simon Burton.