Tim Peters Explains it here. http://groups.google.com/groups?th=ed6a75bc5eed7ee9&seekm=000401be9e6d%2427a98ec0%24029e2299 Searched on "tim peters match" It's result 203 --Darrell Paul M wrote: > Is it possible to create a regular expression for searching for the > outermost matching braces in a string in which there may be nested braces? >