说明：  本书致力于帮助Python开发人员挖掘这门语言及相关程序库的优秀特性，避免重复劳动，同时写出简洁、流畅、易读、易维护，并且具有地道Python风格的代码。本书尤其深入探讨了Python语言的高级用法，涵盖数据结构、Python风格的对象、并行与并发，以及元编程等不同的方面。
(This book is dedicated to help Python developers to tap the excellent features of this language and related libraries, avoid repetitive work, and write concise, fluent, readable, maintainable, and authentic Python style code. In particular, this book explores the advanced usage of Python language, including data structure, python style objects, parallelism and concurrency, and metaprogramming.)