#!/usr/bin/env python
# -*- coding: utf-8 -*-
import timeit
import sys

class A(object):
    """Original"""
    def x(self):
        return 2

class B(A):
    """A.x(self)"""
    def x(self):
        return A.x(self)

class C(A):
    """super(self, B).x()"""
    def x(self):
        return super(C, self).x()

class D(A):
    """Py3k super().x()"""
    def x(self):
        return super().x()

NUMBER = 10000
def bench_func(obj):
    for i in range(1000):
        obj.x()


objects = [A(), B(), C()]
if sys.version_info[0] == 3:
    objects.append(D())

for obj in objects:
    print('%-20s %s' % (obj.__doc__, timeit.timeit(lambda : bench_func(obj),
                                                   number=NUMBER)))