> No existing mechanism would allow PEP 3141 to be distributed as a > third-party module and still impact the built-in types; that's what > this whole business of __isinstance__ and __issubclass__ is about.
Perhaps 3143 should not be distributed as a third-party module. Perhaps it should be built into the base Python. I think this "end-of-April" deadline, and Guido's ABC PEP, has spurred some useful discussion. I don't see why it has to cripple Python 3000 by ending that discussion prematurely. Bill _______________________________________________ Python-3000 mailing list [email protected] http://mail.python.org/mailman/listinfo/python-3000 Unsubscribe: http://mail.python.org/mailman/options/python-3000/archive%40mail-archive.com
