class A:
 def m(self):
  print('A')

class B(A):
 def m(self):
  print('B')
  super().m()

B().m()

class B(A):
 def m(self):
  print('B')
  super(B, self).m()

class Foo():
  def __init__(self, frob, frotz)
    self.frobnicate = frob
    self.frotz = frotz

class Bar(Foo):
  def __init__(self, frob, frizzle)
    super().__init__(frob, 34)
    self.frazzle = frizzle

class Foo(object): 
  def __init__(self, frob, frotz): 
    self.frobnicate = frob 
    self.frotz = frotz 

class Bar(Foo): 
  def __init__(self, frob, frizzle): 
    super(Bar,self).__init__(frob,34) 
    self.frazzle = frizzle 

new = Bar("hello","world") 
print new.frobnicate 
print new.frazzle 
print new.frotz