[Catalog-sig] PEP 345 Update

[Alexis Métaireau]

 Le 08/24/2010 05:12 PM, M.-A. Lemburg a écrit :
> I do see a problem with such a general purpose "conflicts" field,
> regardless of what the use case is. If the installer prevents
> packages from being installed by means of defining such
> a "conflicts" field, this can be used to externally make
> package sets incompatible, e.g. a package of
> framework 1 could effectively prevent the installation of
> a competing framework 2, even though they both can live
> happily side-by-side on sys.path. And there's nothing the
> authors of framework 2 could do about this.
of course, we can force the installation in installers with --force, in
such a case, but that's not why the "conflict" field is. Eg. If both can
leave together, they're not conflicting :)

Alex