[Numpy-discussion] dot/tensordot limitations

Travis E. Oliphant oliphant@enthought....
Tue Apr 29 23:29:39 CDT 2008

Nadav Horesh wrote:
> You open here a Pandora box:
> What should I do if I want to run an operation on elements of an array which are not in the library. The usual answers are either use more memory ( (A*B).sum(axis=1) ), or more time ([dot(A[i],B[i]) for i in len(A)]).
> Would your issue can be rephrase like this:
> A way to iterate over array in the C level, where the function/operation is defined in the C level, without the overhead of python?
My plan for this is the general function listed on the NumPy Trac area 
along with a weave-like kernel creation from Python code.


I'd love to get time to do this or mentor someone else in doing it.


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