[Numpy-discussion] Extremely bizarre behavior I just cant track down...

Chris Colbert sccolbert@gmail....
Mon Nov 9 15:52:13 CST 2009


This problem is solved. Lisandro spent a bunch of time with me helping
to track it down. Thanks Lisandro!



On Mon, Nov 9, 2009 at 6:49 PM, Chris Colbert <sccolbert@gmail.com> wrote:
> I've got an issue where trying to pass a numpy array to one of my
> cython functions fails, with the exception saying than 'int objects
> are not iterable'.
>
> So somehow, my array is going from being perfectly ok (i can display
> the image and print its shape and size), to going bad right before the
> function call (i can still print the size and shape, but not the array
> itself).
>
> I have pastebin'ed a couple of example cases showing the a workaround
> and some failures that make absolutely no sense.
>
> http://pastebin.com/m65b0c718
>
> Could one of the numpy geniuses here take a stab at what this could be?
>
> in the call to cvCvtColor() I create a new array which is returned as
> grayimg, and I properly incref the dtype before the call to
> PyArray_EMPY().
>
> Cheers!
>
> Chris
>


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