[SciPy-user] Anybody used weave.blitz to speed NumPy up?

Travis Oliphant oliphant.travis at ieee.org
Thu Jun 29 00:46:28 CDT 2006


Fernando Perez wrote:
> On 6/28/06, Travis Oliphant <oliphant at ee.byu.edu> wrote:
>>
>> Hello.
>>
>> I've been playing around with weave and NumPy.  I have not been able to
>> get weave.blitz to speed up any expression.  Has anybody had success at
>> doing this with new NumPy.
>
> Try the attached script, which JDH wrote for one of our workshops last
> year, and which I cleaned up for current numpy/weave for the April
> one.  Run it /twice/, since the first time the compilation overhead
> will swamp the weave.blitz results.  I've attached the result on my
> machine for the second run, which do show an improvement (and a
> similar one to what I recall from last summer, when John and I ran
> this using Numeric/Old Scipy).
Thanks Fernando.

This is what I'm getting when running this script.   I don't understand 
what is going on?  The weave.blitz version is not helping at all.

-Travis

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