Demos

add_methods_with_meta.py

class FunctionMeta(type):
    class RpcWrapper(object):
        def __init__(self,name):
            self.name = name
        def __call__(self):
            print(self.name)
    
    def __new__(cls, clsname, superclasses,attributedict):
        print("clsname: ", clsname)
        print("superclasses: ", superclasses)
        print("attributedict: ", attributedict)
        attributedict["aaa"] = 100
        for name in attributedict["wrapFunctionNames"] :
            attributedict["rpc_" + name] = RpcWrapper(name)
        return type.__new__(cls, clsname, superclasses, attributedict)
    
    def X__init__(cls, clsname, superclasses,attributedict):
        attributedict["aaa"] = 100
        for name in cls.wrapFunctionNames :
            attributedict["rpc_" + name] = RpcWrapper(name)
        type.__init__(cls, clsname, superclasses, attributedict)
        print("clsname: ", clsname)
        print("superclasses: ", superclasses)
        print("attributedict: ", attributedict)
        

class Foobar(object,metaclass = FunctionMeta):
    wrapFunctionNames = "cls,clsname,superclasses,attributedict".split(",")
    def __init__(self):
        print("Foobar.__init__ %r",Foobar.__init__)

fb = Foobar()
[name for name in dir(fb) if name.startswith("rpc_")]