[Numpy-discussion] preferred numpy build system

Ondrej Certik ondrej@certik...
Sat Feb 7 12:21:55 CST 2009


Hi David,

> Sorry for the confusion: numscons is NOT the preferred build system.
> The current numpy.distutils extensions, as shipped by numpy, is the
> preferred one. Numscons is more an experiment, if you want.

Ah, I see, thanks for the clarification.

>> So is it supposed to be in Debian?
>
> No, I don't think it should be. It is not yet stabilized code wise, so
> it does not make much sense to package it.

Ok.

>
>> Is numscons supposed to be
>> a build system for other projects as well? Why not to just send the
>> needed patches to scons and just use scons?
>
> Because you cannot just use scons. Numscons is a library build on top
> of scons, for the needs of numpy. There also needs to be some hook
> from numpy.distutils to use scons (numscons adds a new distutils
> command, which is used instead of build to build any compiled
> code-based extensions). Most of the changes needed for scons have been
> integrated upstream, though, except one or two things.

I see. I think it's a bit confusing that one needs to build a new
build system just to build numpy, e.g. that both distutils and scons
are not good enough.

Ondrej


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