On Sep 22, 8:45 am, "Tim Rowe" <[EMAIL PROTECTED]> wrote: > 2008/9/22 Bruno Desthuilliers <[EMAIL PROTECTED]>: > > >> Sounds to me like a functor, aka a function object: > >>http://en.wikipedia.org/wiki/Function_object > > > Ok, then the simple solution is to implement a callable type (__call__ > > method), possibly with appropriate support for the descriptor protocol if > > it's meant to be usable as a method. > > Yes -- and instantiate the thing and keep the state in the instance, > rather than keeping the state in the class, so that it's possible to > safely have more than one of them if a later design change calls for > it (probably what led people off onto the sidetrack of thinking a > singleton was called for). That's the classic way of implementing a > "class [to be] used as a function". > > -- > Tim Rowe
I think you are either looking for a class that has a generator, or a generator that has a reference to itself. -- http://mail.python.org/mailman/listinfo/python-list
