[Python-3000] Implementations: A syntax for extending method dispatching beyond type/class inheritance (original) (raw)

Dave Anderson python3000 at davious.org
Fri Dec 8 05:19:55 CET 2006


on 12/7/2006 6:40 PM Greg Ewing wrote:

Dave Anderson wrote:

def getname(arg: AnyClass.name): # AnyClass will magically have return arg.name() # a reference to any method name # somehow What if you want to say that arg has more than one such method?

def get_name_height(arg: ArgClass.name, AnyClass.height): return arg.name(), arg.height()

alternatively:

name_height = Implementation(ArgClass.name, AnyClass.height)

def get_name_height(arg: name_height): return arg.name(), arg.height()



More information about the Python-3000 mailing list