[Python-3000] ABC PEP isinstance issue Was: PEP 31XX: A Type Hierarchy for Numbers (and other algebraic entities) (original) (raw)

Greg Ewing greg.ewing at canterbury.ac.nz
Sun Apr 29 03:57:49 CEST 2007


Guido van Rossum wrote:

On 4/28/07, Jean-Paul Calderone <exarkun at divmod.com> wrote:

>>> class X(object): ... class = property(lambda self: int) I'm not particularly enamored with it, but I believe it once served a purpose for Zope. Does anyone know if it is still needed?

I thought you wanted this so that proxy objects can pretend to be instances of the class they're proxying.

-- Greg



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