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test_oop.py
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84 lines (60 loc) · 1.03 KB
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#!/usr/bin/env python
# encoding: utf-8
"""
@author: zhanghe
@software: PyCharm
@file: test_oop.py
@time: 2017/7/25 下午6:10
"""
class A(object):
def go(self):
print "go A go!"
def stop(self):
print "stop A stop!"
def pause(self):
raise Exception("Not Implemented")
class B(A):
def go(self):
super(B, self).go()
print "go B go!"
class C(A):
def go(self):
super(C, self).go()
print "go C go!"
def stop(self):
super(C, self).stop()
print "stop C stop!"
class D(B, C):
def go(self):
super(D, self).go()
print "go D go!"
def stop(self):
super(D, self).stop()
print "stop D stop!"
def pause(self):
print "wait D wait!"
class E(B, C):
pass
a = A()
b = B()
c = C()
d = D()
e = E()
# 说明下列代码的输出结果
a.go()
b.go()
c.go()
d.go()
e.go()
a.stop()
b.stop()
c.stop()
d.stop()
e.stop()
a.pause()
b.pause()
c.pause()
d.pause()
e.pause()
if __name__ == '__main__':
pass