converting a string to a function parameter

Aaron Brady castironpi at
Fri Mar 13 17:46:00 CET 2009

On Mar 13, 2:52 am, koranthala <koranth... at> wrote:
> Hi,
>     Is it possible to convert a string to a function parameter?
> Ex:
> str = 'True, type=rect, sizes=[3, 4]'
> and I should be able to use it as:
> test(convert(str)) and the behaviour should be same as calling test
> with those values :
> i.e. test(True, type=rect, sizes=[3, 4])
> I tried eval, but it did not work. And any other mechanism I think
> turns out to be creating a full fledged python parser.
> Is there any mechanism with which we can do this straight away?

I heard 'pyparsing' was good.  ...Not that I've even been to its

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