> Should "a = set([1,2])" be equivalent to "a = set(); a.add(1); a.add(2)"? Why should it be? Adding elements one-by-one is slow and shouldn't be forced on the

> Should "a = set([1,2])" be equivalent to "a = set(); a.add(1); a.add(2)"? Why should it be? Adding elements one-by-one is slow and shouldn't be forced on the language model level.