-1 to the whole idea of making categories also factories for particular implementations of that category. Besides the confusing aspects that others have already mentioned (and the tab completion annoyance), its the wrong way logically (and, therefore, as far as python imports are concerned). The category framework is about abstracting away the details of any particular implementation.
If you want to simplify the namespace (which I'm all for) then how about moving all categories to a categories.Groups() namespace. And/or make it accessible as groups.Category() -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-devel+unsubscr...@googlegroups.com. To post to this group, send email to sage-devel@googlegroups.com. Visit this group at http://groups.google.com/group/sage-devel. For more options, visit https://groups.google.com/d/optout.