1 #!/usr/bin/env python
 2 #-*- coding:utf-8 -*-
 3 ############################
 4 #File Name: class3.py
 5 #Author: frank
 6 #Email: [email protected]
 7 #Created Time:2017-09-04 14:55:16
 8 ############################
 9 
10 class Parent:
11     parentAttr = 100
12     def __init__(self):
13         print
 
 "invoke construct of base class"
14 
15     def parentMethod(self):
16         print "invode parentMethod"
17 
18     def setAttr(self, attr):
19         Parent.parentAttr = attr
20 
21     def getAttr(self):
22         print "attr of base class:", Parent.parentAttr
23 
24     def myMethod(self):
25
 
         print ‘調用父類方法‘
26 
27 class Child(Parent):
28     def __init__(self):
29         print "invoke construct of sub class"
30         
31     def childMethod(self):
32         print "invode childMethod"
33 
34     def myMethod(self):
35         print ‘調用子類方法‘
36 
37 c = Child()          # 實例化子類
38
 
 c.childMethod()      # 調用子類的方法
39 c.parentMethod()     # 調用父類方法
40 c.setAttr(200)       # 再次調用父類的方法 - 設置屬性值
41 c.getAttr()          # 再次調用父類的方法 - 獲取屬性值
42 c.myMethod()

python-class(3)