Re: [Pyparsing] Grouping when using asList()

[Ralph C. <ra...@in...>]

Hi Paul,

> Oooh, I'm *tempted*, so tempted.
> 
> What do you think of Joshua's proposal of passing through the **kw dict?
> It's a little more explicit without requiring the full ".setResultsName"
> syntax.  Side-by-side, the options are:
> 
> A) date = twoDigitInt("month*") + '/' + twoDigitInt("day")
> B) date = twoDigitInt("month", listAllMatches=True) + '/' +
> twoDigitInt("day")

I think that 'listAllMatches = True' is just noisy and interrupts the
flow.

> Mostly I'm concerned about accidental listAllMatches behavior when a
> results name is set from within the parsing of a Dict, which is a bit
> out of the developer's control - the results names are taken from the
> input text stream, and could reasonably contain any of these options.

OK.  What about a second optional argument that's not a long keyword?
Or guarantee that listAllMatches is it.  Any truth value should do.

    dd('month', 1) + '/' + dd('day')

Cheers,


Ralph.