search term parsing like Google/Gmail

[Daniel Fetchinson]

> I am looking for a string parser that works kind of like Google's or
> Gmail's advanced search capabilities.  So it would turn something like this:
>
>     (subject:"hi there" from:[tim, tom, -fred]) or (subject:foobar from:sam)
>
> into a python structure that could be used.  I don't really care so much
> about the search syntax except that easy and intuitive is best for
> users.  Does something like this exist?

You might want to look at pyparsing.

HTH,
Daniel


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