# Fluent Python 2e example code Example code for the book **Fluent Python, Second Edition** by Luciano Ramalho (O'Reilly, 2022). ## Table of Contents All chapters are undergoing review and updates, including significant rewrites in the chapters about concurrency in **Part V**. New chapters in **Fluent Python 2e** are marked with 🆕. > 🚨 This table of contents is subject to change at any time until the book goes to the printer.<BR> Latest change: Old **Part I—Prologue** merged into new **Part I—Data Structures**; parts renumbered accordingly; chapter numbers unchanged. Part / Chapter #|Title|Directory|1<sup>st</sup> ed. Chapter # ---:|---|---|:---: **I – Data Structures**| 1|The Python Data Model|[01-data-model](01-data-model)|1 2|An Array of Sequences|[02-array-seq](02-array-seq)|2 3|Dictionaries and Sets|[03-dict-set](03-dict-set)|3 4|Unicode Text versus Bytes|[04-text-byte](04-text-byte)|4 5|Data Class Builders|[05-data-classes](05-data-classes)|🆕 6|Object References, Mutability, and Recycling|[06-obj-ref](06-obj-ref)|8 **II – Functions as Objects**| 7|Funcions as First-Class Objects|[07-1class-func](07-1class-func)|5 8|Type Hints in Functions|[08-def-type-hints](08-def-type-hints)|🆕 9|Decorators and Closures|[09-closure-deco](09-closure-deco)|7 10|Design Patterns with First-Class Functions|[10-dp-1class-func](10-dp-1class-func)|6 **III – Object-Oriented Idioms**| 11|A Pythonic Object|[11-pythonic-obj](11-pythonic-obj)|9 12|Special Methods for Sequences|[12-seq-hacking](12-seq-hacking)|10 13|Interfaces, Protocols, and ABCs|[13-protocl-abc](13-protocol-abc)|11 14|Inheritance: For Better or For Worse|[14-inheritance](14-inheritance)|12 15|More About Type Hints|[15-more-types](15-more-types)|🆕 16|Operator Overloading|[16-op-overloading](16-op-overloading)|13 **IV – Control Flow**| 17|Iterators, Generators, and Classic Coroutines|[17-it-generator](17-it-generator)|14 18|with, match, and else Blocks|[18-with-match](18-with-match)|15 19|Concurrency Models in Python|[19-concurrency](19-concurrency)|🆕 20|Concurrent Executors|[20-executors](20-executors)|17 21|Asynchronous Programming|[21-async](21-async)|18 **V – Metaprogramming**| 22|Dynamic Attributes and Properties|[22-dyn-attr-prop](22-dyn-attr-prop)|19 23|Attribute Descriptors|[23-descriptor](23-descriptor)|20 24|Class Metaprogramming|[24-class-metaprog](24-class-metaprog)|21