Python Unleashed 2026: Patterns, AI-Powered Development, Agentic Systems & Modern Best Practices

Python is the most used programming language in the world. But writing Python that is correct, fast, maintainable, and ready for the age of AI is a different skill entirely - one that most tutorials never teach.Python Unleashed 2026 is the guide for working developers who want to go deeper. Written by a software architect with deep production experience, this book covers the patterns, tools, and mental models that separate senior engineers from the rest.What you will learn: - Structural pattern matching, Protocol types, and composition patterns that scale- The type system in depth: generics, TypedDict, Pydantic v2, and the mistakes everyone makes- Async Python beyond hello world - event loops, TaskGroups, and when NOT to use async- Performance tuning: slots, profiling, and free-threaded Python (PEP 703)- How Python actually works: descriptors, metaclasses, memory model, GIL mechanics- 50 pitfalls that still break senior engineers - with fixes- AI coding assistants as a force multiplier without sacrificing code quality- Building agentic systems: the ReAct loop, tool use, multi-agent orchestration- End-to-end production service: FastAPI, SQLAlchemy 2, auth, caching, observabilityEvery chapter is grounded in real production experience. No filler, no padding - just the things that actually matter when you are building software that has to work.

Pagina's: 90, Paperback, Independently published