Python in a nutshell: a desktop quick reference

Introduction to Python

2. The Python interpreter

3. The Python language

4. Object-oriented Python

5. Type annotations

6. Exceptions

7. Modules and packages

8. Core built-ins and standard library modules

9. Strings and things

10. Regular expressions

11. File and text operations

12. Persistence and databases

13. Time operations

14. Customizing execution

15. Concurrency: threads and processes

16. Numeric processing

17. Testing, debugging, and optimizing

18. Networking basics

19. Client-side network protocol modules

20. Serving HTTP

21. Email, MIME, and other network encodings

22. Structured text: HTML

21. Structured text: XML

24. Packaging programs and extensions

25. Extending and embedding classic Python

26. v3.7 to v3.n migration

Appendix: new features and changes in Python 3.7 through3.11.