创建一个简单的类
根据Dog类创建的每个实列都将存储名字和年龄。我们赋予了每条小狗蹲下(sit())和打滚(roll_over())的能力:
1 class Dog(): 2 """一次模拟小狗的简单尝试""" 3 def __init__(self, name, age): 4 """初始化属性name和age""" 5 self.name = name 6 self.age = age 7 def sit(self): 8 """模拟小狗被命令时蹲下""" 9 print(self.name.title() + "now is sitting.")10 def roll_over(self):11 """模拟小狗被命令时打滚"""12 print(self.name.title() + "rolled over!")13 my_dog = Dog('tom','3')14 print("my dog name is " + my_dog.name.title() )
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