Em 23-08-2010 06:16, Ian Kelly escreveu: > On Sun, Aug 22, 2010 at 9:53 PM, Paulo da Silva > <psdasilva.nos...@netcabonospam.pt> wrote: >> Em 23-08-2010 04:30, James Mills escreveu: >>> On Mon, Aug 23, 2010 at 12:49 PM, Paulo da Silva >>> <psdasilva.nos...@netcabonospam.pt> wrote: >>>> I understand the concept of a static method. >>>> However I don't know what is a class method. >>>> Would anybody pls. explain me? >>> >>> Please read this first: >>> http://docs.python.org/library/functions.html#classmethod >>> >>> Then ask us questions :) >> >> I did it before posting ... >> The "explanation" is not very clear. It is more like "how to use it". > > Consider this: > > class A(object): > @staticmethod > def new(): > return A() > > class B(A): > pass > > versus this: > > class C(object): > @classmethod > def new(cls): > return cls() > > class D(C): > pass > > B.new() will return a new instance of A, not B. D.new() will return a > new instance of D. > > Does this answer your question? Yes. Thank you very much.
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