class First(object):
    def __init__(self):
        print "first prologue"
        super(First, self).__init__()
        print "first epilogue"

class Second(First):
    def __init__(self):
        print "second prologue"
        super(Second, self).__init__()
        print "second epilogue"

class Third(First):
    def __init__(self):
        print "third prologue"
        super(Third, self).__init__()
        print "third epilogue"

class Fourth(Second, Third):
    def __init__(self):
        super(Fourth, self).__init__()
        print "that's it"

Fourth()