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This book is a comprehensive, up-to-date reference for modern Python development in 2026. It covers the tools that define the contemporary Python workflow: package management with uv, pip, Poetry, and PDM; code quality with Ruff, Black, and mypy/Pyright; testing with pytest and Hypothesis; performance optimization with Cython, Numba, and PyO3; build systems, documentation, CI/CD pipelines, security scanning, and more. Whether you are starting a new project or migrating an existing codebase, this book gives you the knowledge to make informed tool choices backed by benchmarks, real-world data, and current best practices.

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Kick off your book project, get started with GhostAI, get better at marketing, or spend the day doing all three! Free live workshops on Zoom. Saturday, June 27, 2026.

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