[Users] Piraha in the Flesh

Frank Loeffler knarf at cct.lsu.edu
Fri Feb 22 09:04:29 CST 2013

On Wed, Feb 20, 2013 at 05:57:03PM -0600, Steven R. Brandt wrote:
> I haven't heard a lot of feedback about this feature yet, but I thought 
> I'd mention a recent improvement.

I have a production run using your (earlier) changes currently running.
It is not using any of the new features, but is a test whether the
changes work besides the testsuites for at least one production parfile.

> Piraha allows array notation in parameter files so that instead of 
> writing this:
>      CarpetRegrid2::radius_1[1]  =  10
>      CarpetRegrid2::radius_1[2]  =   5
> you can write this:
>      CarpetRegrid2::radius_1 = [10,5]

That's cool. :)

> The nice thing about having a parser is that the various features 
> combine, so you can also write this:
>      CarpetRegrid2::radius_1 = [
>          2+2*4 # This should be 10
>          ,5]

I can see this coming in handy.


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