zipher於 2013年3月19日星期二UTC+8上午1時04分36秒寫道： > On Sun, Mar 17, 2013 at 11:46 PM, Steven D'Aprano <st...@pearwood.info> wrote: > > > I am very interested in this as a concept, although I must admit I'm not > > > entirely sure what you mean by it. I've read your comment on the link above, > > > and subsequent emails in this thread, and I'm afraid I don't understand what > > > you mean here. I feel you are assuming that your readers are already experts > > > on message-passing languages (Smalltalk?). I know what *I* mean by message > > > passing, but that's not necessarily what you mean by it. > > > > I'm sorry, I haven't been very clear. I'm not even an expert on > > message-passing languages, but I see that it's a profound concept that > > hasn't been adequately integrated into the OOP model. In any case, I > > will try to do better. And I apologize to everyone on the list for > > the prior mail spam. A part of me is a bit giddy with the idea. > > > > By message passing, I mean all the ways we communicate to objects in > > the OOP environment. Usually we "communicate" to them through > > method-invokation. But this is the wrong way, I argue, to look at the > > problem. > > > > With function or method syntax, you're telling the computer to > > "execute something", but that is not the right concepts for OOP. You > > want the objects to interact with each other and in a high-level > > language, the syntax should assist with that. > > > > > By building it into the language, it would *enforce* a modular object > > > style, rather than the current, very specialized and very programmer > > > specific way there is now. In fact, most people never really think in > > > that paradigm, yet if the language supported/proposed such a syntax, > > > programmers would start to re-arrange the whole object hierarchy in a > > > new, more modular and universal way. > > > [end quote] > > > > > > I don't understand this. In what way would message passing enforce a modular > > > object style? In what way does Python not already have a modular object > > > style? > > > > Hopefully my paragraph clarifies that a bit. But the key conceptual > > shift is that by enforcing a syntax that moves away from invoking > > methods and move to message passing between objects, you're > > automatically enforcing a more modular approach. > > > > Mark
Please check object pascal and objective c and erlang for the message-action director model of what you want. C is too low level to be suitable for everything. -- http://mail.python.org/mailman/listinfo/python-list
