Re: [Pyparsing] Matching everything up to a point.

[Paul M. <pa...@al...>]

SkipTo, perhaps?

expression = SkipTo("on").setResultsName("taskDesc") + \
    "on" + \
    date.setResultsName("taskDate")


-- Paul


> -----Original Message-----
> From: pyp...@li... [mailto:pyparsing-
> use...@li...] On Behalf Of Poromenos
> Sent: Saturday, December 09, 2006 6:12 PM
> To: pyp...@li...
> Subject: [Pyparsing] Matching everything up to a point.
> 
> Hello all,
> I have spent the better part of today writing a parser to parse
> natural language sentences, specifically dates. What I want to do is
> something like:
> 
> Doctor's appointment on November 20
> 
> I have completed the parsing of the date part (everything from "on"
> until the end), and I went on to add the term to catch everything
> before the on like so:
> 
> expression = task + date
> 
> only to find to my chagrin that it cannot match. It is raising an
> exception that it expects an "on" at the end of the line. Can anyone
> tell me how to match everything up until a recognisable (to the
> parser) date?
> 
> Thanks
> 
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