继承是一种允许子类从父类继承属性和方法的机制，子类可以重写或扩展父类的功能，实现多态。继承可以避免代码重复，提高代码复用性。Python支持单继承和多继承，可以使用括号和父类名来定义一个子类，如class 子类名(父类名):。例如： # ...

The dramatic rescue of a middle-aged man from drowning in a river by three men and a horse has captivated the hearts of ...