1 # -*- coding: utf-8 -*-
2 # 类的多态
3
4 # 定义Person父类
5 class Person(object):
6 def __init__(self, name, gender):
7 self.name = name
8 self.gender = gender
9 def whoAmI(self):
10 return 'I am a Person,my name is %s' % self.name
11
12
13 # Student类继承Person
14 class Student(Person):
15 def __init__(self, name, gender, score):
16 self.name = name
17 self.gender = gender
18 def whoAmI(self):
19 return 'I am a Student, my name is %s' % self.name
20
21
22 # Teacher类继承Person
23 class Teacher(Person):
24 def __init__(self, name, gender, course):
25 super(Teacher, self).__init__(name, gender)
26 self.course = course
27 def whoAmI(self):
28 return 'I am a Teacher, my name is %s' % self.name
29
30
31 # Who_am_i调用父类whoAmI函数
32 def who_am_i(x):
33 print x.whoAmI()
34
35 p = Person('Tim', 'Male')
36 s = Student('Bob', 'Male', 88)
37 t = Teacher('Alice','Female', 'English')
38
39 who_am_i(p)
40 who_am_i(s)
41 who_am_i(t)