Python-based regular expression parser that allows patterns to call functions?

I am writing a filtering HTTP proxy (the site is http://xuproxy.sourceforge.net/). I want it to be compatible with Proxomitron (http://proxomitron.info/) filters. I need a regular expression parser that allows patterns to call functions (or more likely, class methods), to implement matching

Re: Python-based regular expression parser that allows patterns to call functions?

On Mar 2, 8:41 am, Andrew Warkentin [EMAIL PROTECTED] wrote: I am writing a filtering HTTP proxy (the site ishttp://xuproxy.sourceforge.net/). I want it to be compatible with Proxomitron (http://proxomitron.info/) filters. I need a regular expression parser that allows patterns to call

Re: Python-based regular expression parser that allows patterns to call functions?

On Mar 2, 8:41 am, Andrew Warkentin [EMAIL PROTECTED] wrote: I am writing a filtering HTTP proxy (the site ishttp://xuproxy.sourceforge.net/). I want it to be compatible with Proxomitron (http://proxomitron.info/) filters. I need a regular expression parser that allows patterns to call

Re: Python-based regular expression parser that allows patterns to call functions?

pyparsing also includes a decorator function, traceParseAction, which will list out calls to parse actions, the tokens passed in, and the value returned or exception raised. If you add @traceParseAction before each of the parse actions in my example, you can see the token processing being done in