[Python-Dev] PEP 318 -- a couple use cases
Guido van Rossum
guido at python.org
Thu Apr 1 16:56:37 EST 2004
> > I'm wavering between 2 (perfectly acceptable) and 3 (somewhat
> > hackish), only because I consider anything that uses sys._getframe()
> > to be a danger to society unless proven innocent.
> Would these be preferable:?
> class C(object):
> def x(self): return self.__x
> def x(self, val): self.__x = val
> def x(self): del self.__x
> [generic(None, (int,int))]
> def f(x,y): print 'two ints'
> [generic(f, (float,float))]
> def f(x,y): print 'two floats'
> I.e., explicitly pass the old value in, rather than grabbing it from
> - no sys._getframe magic
> - you have to type the property/function name twice
> - you have to do something special for the first def
> - you can't easily rearrange the defs
I see no big advantage to this solution; the requirement to type the
name an extra time seems arbitrary.
--Guido van Rossum (home page: http://www.python.org/~guido/)
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