[Numpy-discussion] MultiIter version of PyArray_IterAllButAxis ?

John Salvatier jsalvati@u.washington....
Wed Dec 1 22:00:25 CST 2010


On Wed, Dec 1, 2010 at 7:56 PM, David <david@silveregg.co.jp> wrote:

> On 12/02/2010 12:35 PM, John Salvatier wrote:
> > Hello,
> >
> > I am writing a UFunc creation utility, and I would like to know: is
> > there a way to mimic the behavior ofPyArray_IterAllButAxis for multiple
> > arrays at a time?
>
> Is there a reason why creating a separate iterator for each array is not
> possible ?
>

If the arrays are not the same shape, separate iterators won't be aligned,
so if the results are going into a broadcasted result array, the computation
won't be correct.
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