Numarray, numeric, NumPy, scpy_core ??!!

Colin J. Williams cjw at
Sat Jan 21 11:18:29 EST 2006

J wrote:
> Hi
> I hope the title of this message indicates my question. I am looking
> for basic
> array functionality in Python and it turns out that there are all these
> packages which
> are somehow related. Some are allegedly discontinued but still seem to
> get updated. Could we start a discussion about which package will or
> may or should survive ?
> I started to use numarray, but I have a bug that I just cannot find a
> solution for, so I started
> to look around again. Basically I want to provide scripting support to
> a graphics engine. All the
> matrices and vectors are in C++ and all I want to do is provide an
> interface to python. As a matter of fact, all of the matrix
> multiplication etc, could remain in the native C++ code, but I need a
> way to extend the python language with the array data type and somehow
> intercept operator calls such as *,+,- ....
> How is that done in the current libraries... Thx for any help.
> Cheers
> Jochen
numarray was intended to replace Numeric.

numarray is stable and performs reaonably well.
If you have a specific problem, you might post a problem report to:
numpy-discussion at
You can also subscribe to the list.

numpy is intended to perform better and is close to a production release.

Colin W,

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