[Distutils] Choice of dependencies?

John J Lee jjl at pobox.com
Tue Dec 6 18:45:02 CET 2005

On Mon, 5 Dec 2005, Phillip J. Eby wrote:

> At 08:45 PM 12/4/2005 +0000, John J Lee wrote:
> After giving this some thought, it seems to me that there might be a better 
> way to conceptualize this.  Instead of "choose 1 of N" dependencies, why not 
> allow fallbacks from a requirement?  In other words, if you have the 

Makes sense to me.

>> terribly significant for most users, but they're forced to know about it
>> regardless in the current state of affairs.
> I'm not sure why; in this particular situation as described it seems to me 
> the way to go would be to just require scipy_core, and treat support for 
> alternative packages as optional.  That would inconvenience group #2 only if 
> they have no intention of ever moving to scipy_core, or if for some reason 
> they're unable to build or get it for their platform.

Yes, you're right -- I just didn't like requiring something not really 
required, but I guess it's no big deal for pure-Python packages (which 
Scipy isn't, of course).


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