[Python-3000] Generic function PEP won't make it in time

Daniel Stutzbach daniel at stutzbachenterprises.com
Tue Apr 24 19:18:15 CEST 2007

On 4/24/07, Guido van Rossum <guido at python.org> wrote:
> I'm not afraid of breaking new ground. Since the fact of the matter is
> that we can't prevent abstract methods from having a body (that would
> require syntactic support for abstract methods which is out of scope
> here) we might as well make good use of the body.

Sure, we could.

class SomeABC:
    some_abstract_method = AbstractMethod

where "AbstractMethod" is a singleton.  This is similar to C++'s "= 0"
syntax for pure virtual functions.

Unfortunately, that would leave no place for docstrings, so I like the
existing proposal better (@abstract).

Daniel Stutzbach, Ph.D.             President, Stutzbach Enterprises LLC

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