[Pythonmac-SIG] universal python framework?

[Bob Ippolito]

On Dec 9, 2005, at 12:36 PM, Jack Jansen wrote:

>
> On 9-dec-2005, at 18:56, William Kyngesburye wrote:
>
>> I'm starting to build universal binaries for a bunch of 'nix stuff,
>> some of which have python bindings/extensions.  Has anyone looked at
>> a universal Python framework?  I'd hate to have to step backwards to
>> Apple's included Python framework for that, but I may have to.
>
> There's a fairly recent Apple technote that discusses how to build
> universal binaries for products with a configure/make build
> procedure, such as Python, and I hope to look at that next week. But
> Ronald already discovered that distutils has problems with building
> universal extensions, so that may also turn out to be a problem
> (although he wants to build something more complicated, with the PPC
> binary being 10.3/10.4 compatible).
>
> And the "easy" way is to simply configure Python twice (Python builds
> nicely in a different directory than the source, I'm doing that all
> the time), once for ppc once for x86, and then using lipo to combine
> everything.

That definitely has problems with extensions unless you also manage  
to keep separate Python trees so that you can do that from  
distutils.. different pyconfig.h and Makefile.

-bob