super.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-
from __future__ import print_function

class ParentA(object):
  
  def __init__(self):
    super(ParentA, self).__init__()
    self.a = "parent a"
    
class ParentB(object):
  
  def __init__(self):
    super(ParentB, self).__init__()
    self.b = "parent b"
    
class Child(ParentA, ParentB): pass

c = Child()
print(c.a)
# >>> "parent a"
print(c.b)
# >>> "parent b"