Student focused on web development and programming. I write about debugging, coding challenges, and improving skills. Your function looks right. The logic checks out. You've traced it three times on ...

Python采用"一切皆对象"的设计理念，所有元素包括数字、函数、类等都是对象。 对象模型的核心是type、object和class的关系：object是所有类的基类，type是创建类对象的类且继承自object，同时type也是自身的实例。 内置类型如int、list等都遵循这一统一模型。