ex44c.py

# -*- coding: utf-8 -*-
class Parent(object):

	def altered(self):
		print "PARENT altered()"

class Child(Parent):

	def altered(self):
		print "CHILD, BEFORE PARENT altered()"
		super (Child, self).altered()
		print "CHILD, AFTER PARENT altered()"

dad = Parent()
son = Child()

dad.altered()
son.altered()