simple_python_metaclass_example

#!/usr/bin/env python

class Foo(object):
	
	def __init__(self, name):
		self.name = name
	
	def get_name(self):
		return self.name


class MasterBuilderNameMixin(object):
	
	def get_name(self):
		return "%s, Master Builder" % self.name


if __name__=="__main__":

	foo = Foo("Emmett")
	print(foo.get_name())

	foo.__class__ = type('MasterBuilderFoo',
	                        (MasterBuilderNameMixin, Foo), {})
	print(foo.get_name())