thank you, Kay.
But i need a "dynamic" way. Say i have a existing class, and add some
method from other class into it.
Kay Schluehr wrote:
> neoedmund wrote:
> > There's a program, it's result is "unexpected aaa", i want it to be
> > "expected aaa". how to make it work?
> >
> > [code]
> >
> > class C1(object):
> > def v(self, o):
> > return "expected "+o
> >
> > class C2(object):
> > def v(self, o):
> > return "unexpected "+o
> > def m(self):
> > print self.v("aaa")
> >
> > class C3(object):
> > def nothing(self):
> > pass
> >
> > def test1():
> > o = C3()
> > setattr(o,"m",C2().m)
> > setattr(o,"v",C1().v)
> > o.m()
> >
> > test1()
> >
> > [/code]
>
> class C3(C1, C2):pass
>
> >>> C3.mro() # shows method resolution order
> [<class '__main__.C3'>, <class '__main__.C1'>, <class '__main__.C2'>,
> <type 'object'>]
>
> >>> o = C3()
> >>> o.m()
> expected aaa
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