资讯

Explaining the differences between lists and tuples in Python from a computer perspective, implemented in the C language. This project aims to clarify the implications of choosing between these data ...
Try to choose lists when you need a simple, iterable collection that is modified frequently. Use a set if you need uniqueness for the elements. Use tuples when your data cannot change. Many times, a ...
以上三种方法很简单,只要把一些容器学好了就可以利用函数相互转换,目前学过的容器有字符串、元组、列表、字典,集合,这些容器都有自己的一些自己的操作方法和语法结构,有不了解的可以去翻看我的Python基础教程栏目里的文章。
dict根据key来计算value的存储位置(哈希算法),在Python中,字符串、整数等是不可以变的,而list是可变的,就不能作为key。