在Python中，映射（Mapping）是一种将键（Key）映射到值（Value）的数据结构，最常用的映射类型是字典（dict）。Python的字典提供了高效的查找、插入和删除操作，并且从Python 3.7开始，字典会保持插入顺序。以下是关于Python映射的详细介绍： 动态大小，键值对可变。

You can create a release to package software, along with release notes and links to binary files, for other people to use. Learn more about releases in our docs.

这篇文章会带你深入学习九个实用的函数式编程技巧，包括map、filter、reduce等核心工具。无论是初学者还是进阶程序员，都能从中受益！ 大家好！今天咱们来聊聊Python中的函数式编程技巧。函数式编程是一种非常优雅的编程范式，它能让代码更简洁、高效！

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