On Wed, May 11, 2011 at 08:58:53AM -0400, Franco Saliola wrote:
> Only the required ones, which *should* be marked by @abstract_method. I
> think there is a way to ask which methods are required, but I don't
> remember how.
Look for abstract_methods_of_class in:
http://combinat.sagemath.org/doc/reference/sage/categories/primer.html
> I think the main rationale for Family is to provide a consistent interface
> for objects that model containers, regardless of the datatype used (list,
> dictionary, enumerated set, etc.).
and that have an indexing set, as in: (f_i)_{i\in I}
Cheers,
Nicolas
--
Nicolas M. Thiéry "Isil" <[email protected]>
http://Nicolas.Thiery.name/
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