python函数-面向对象三大特性-（继承）- 单继承和方法重写

冷不防 2023-06-30 12:00 2阅读 0赞

# 继承 #

## [单继承][Link 1] ##

## [方法重写][Link 2] ##

父类的私有属性和私有方法  
[添加链接描述][Link 3]  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MTY2NTYzNw_size_16_color_FFFFFF_t_70]  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MTY2NTYzNw_size_16_color_FFFFFF_t_70 1]

# 继承 #

## 01Anima表达------------父类 ##

class Animal:
        def eat(self,):
            print("吃")
        def drink(self):
            print("喝")
        def run(self):
            print("跑")
        def sleep(self):
            print("睡")
    wangcai = Animal()
    wangcai.eat()
    wangcai.drink()
    wangcai.run()
    wangcai.sleep()

===================结果  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MTY2NTYzNw_size_16_color_FFFFFF_t_70 2]

## 02Dog表达-------------父类是动物类，只需要加一个叫就行 ##

![在这里插入图片描述][20200117162204487.png]

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MTY2NTYzNw_size_16_color_FFFFFF_t_70 3]

## 03Cat表达 ##

父类是动物类，只需要加一个catch  
![在这里插入图片描述][20200117162223358.png]

class Animal:
        def eat(self,):
            print("吃")
        def drink(self):
            print("喝")
        def run(self):
            print("跑")
        def sleep(self):
            print("睡")
    class Dog(Animal):
        def bark(self):
            print("汪汪叫")
    # class Cat(Animal):
    # def catch(self):
    # print("捉")
    class Xiaotianquan(Dog):
        def fly(self):
            print("飞")
    wangcai = Xiaotianquan()
    wangcai.eat()
    wangcai.drink()
    wangcai.run()
    wangcai.sleep()
    wangcai.bark()
    wangcai.fly()

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MTY2NTYzNw_size_16_color_FFFFFF_t_70 4]

## 04Xiaotianquan哮天犬类 ##

父类是狗类，只需要加一个fly  
![xqx][]

class Animal:
        def eat(self,):
            print("吃")
        def drink(self):
            print("喝")
        def run(self):
            print("跑")
        def sleep(self):
            print("睡")
    class Dog(Animal):
        def bark(self):
            print("汪汪叫")
    class Cat(Animal):
        def catch(self):
            print("捉")
    class Xiaotianquan(Dog):
        def fly(self):
            print("飞")
    wangcai = Xiaotianquan()
    wangcai.eat()
    wangcai.drink()
    wangcai.run()
    wangcai.sleep()
    wangcai.bark()
    wangcai.fly()

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MTY2NTYzNw_size_16_color_FFFFFF_t_70 5]  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MTY2NTYzNw_size_16_color_FFFFFF_t_70 6]

[Link 1]: https://editor.csdn.net/md/?articleId=104021079
[Link 2]: https://blog.csdn.net/weixin_41665637/article/details/104021474
[Link 3]: https://blog.csdn.net/weixin_41665637/article/details/104022009
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MTY2NTYzNw_size_16_color_FFFFFF_t_70]: https://img-blog.csdnimg.cn/20200117161232813.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MTY2NTYzNw==,size_16,color_FFFFFF,t_70
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MTY2NTYzNw_size_16_color_FFFFFF_t_70 1]: https://img-blog.csdnimg.cn/20200117161254750.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MTY2NTYzNw==,size_16,color_FFFFFF,t_70
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MTY2NTYzNw_size_16_color_FFFFFF_t_70 2]: https://img-blog.csdnimg.cn/20200117161527994.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MTY2NTYzNw==,size_16,color_FFFFFF,t_70
[20200117162204487.png]: https://img-blog.csdnimg.cn/20200117162204487.png
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MTY2NTYzNw_size_16_color_FFFFFF_t_70 3]: https://img-blog.csdnimg.cn/20200117161745985.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MTY2NTYzNw==,size_16,color_FFFFFF,t_70
[20200117162223358.png]: https://img-blog.csdnimg.cn/20200117162223358.png
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MTY2NTYzNw_size_16_color_FFFFFF_t_70 4]: https://img-blog.csdnimg.cn/20200117162015554.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MTY2NTYzNw==,size_16,color_FFFFFF,t_70
[xqx]: https://img-blog.csdnimg.cn/20200117162617503.png
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MTY2NTYzNw_size_16_color_FFFFFF_t_70 5]: https://img-blog.csdnimg.cn/20200117162544209.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MTY2NTYzNw==,size_16,color_FFFFFF,t_70
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MTY2NTYzNw_size_16_color_FFFFFF_t_70 6]: https://img-blog.csdnimg.cn/20200117162754312.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MTY2NTYzNw==,size_16,color_FFFFFF,t_70