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Architecture Patterns with Python: Enabling Test-Driven Development, Domain-Driven Design

Original price was: $37.10.Current price is: $22.26.

Binding: Paperback
Language: English
Reader’s Age: Adults 18+ (Software Developers & Engineers)
Ships Within: 5–10 Business Days
Authors: Harry Percival & Bob Gregory

Transform the way you build Python applications with proven architecture patterns that professionals use in production. This hands-on guide teaches you how to write clean, testable, and maintainable code using Domain-Driven Design, Test-Driven Development, and event-driven architectures. Perfect for developers who want to level up their software design skills and build systems that scale.

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Description

Learn Enterprise Python Architecture: DDD, TDD, and Event-Driven Microservices Design Patterns

About the Book

Architecture Patterns with Python is your practical roadmap to building robust, scalable Python applications that stand the test of time. Written by Harry Percival and Bob Gregory, this O’Reilly guide takes you beyond basic coding into the world of enterprise software architecture. You’ll discover how to apply Domain-Driven Design (DDD), Test-Driven Development (TDD), and event-driven patterns to create systems that are easy to test, maintain, and extend. Through real-world examples and hands-on exercises, you’ll learn how to structure your Python projects like a senior engineer, separating business logic from infrastructure concerns and building applications that adapt to changing requirements without breaking.

From the Back Cover

“Stop fighting with tangled code and rigid architectures. Learn the patterns that make Python applications flexible, testable, and built to last.”

About the Authors

Harry Percival is a renowned software developer and author of “Test-Driven Development with Python,” while Bob Gregory brings years of experience building distributed systems and leading engineering teams. Together, they’ve helped thousands of developers improve their craft through clear teaching and practical wisdom. Their combined expertise in Python, software architecture, and agile practices makes this book an essential resource for anyone serious about writing better code. They don’t just teach theory—they show you patterns they’ve used to solve real problems in production environments.

Who Is This Book For?

This book is written for intermediate to advanced Python developers who want to move beyond writing scripts and basic applications. If you’re building complex systems, working on team projects, or dealing with legacy code that’s hard to maintain, this guide will change how you approach software design. It’s ideal for backend developers, software architects, and engineering leads who need to make architectural decisions that balance technical excellence with business needs. Whether you’re refactoring an existing application or starting a new project, you’ll find immediately applicable patterns and techniques.

Frequently Asked Questions (FAQs)

Q1: Do I need to know Domain-Driven Design before reading this Python architecture book?
No prior DDD knowledge is required. The authors introduce Domain-Driven Design concepts gradually with Python examples, making it accessible even if you’ve never used these patterns before. You’ll learn by doing, not just reading theory.

Q2: Is this book suitable for beginners learning Python programming?
This book is best suited for developers with intermediate Python experience. You should be comfortable with Python basics, object-oriented programming, and have built at least a few applications. If you’re just starting with Python, focus on fundamentals first.

Q3: What architecture patterns are covered in this O’Reilly Python book?
The book covers Repository pattern, Unit of Work, Service Layer, Domain Events, Command-Query Responsibility Segregation (CQRS), event-driven architecture, dependency injection, and how to structure microservices. Each pattern includes working Python code examples.

Q4: Can I apply these Python architecture patterns to Django or Flask projects?
Absolutely. While the book uses framework-agnostic examples, the patterns work beautifully with Django, Flask, FastAPI, or any Python framework. You’ll learn how to separate your business logic from framework-specific code, making your applications more maintainable.

Q5: Does this book teach test-driven development with Python architecture?
Yes, TDD is woven throughout the book. You’ll learn how proper architecture makes testing easier and how to write tests that actually help you design better systems. The authors show you how to test business logic independently from databases and external services.

Ready to build Python applications that scale? Grab your copy now and start writing code you’ll be proud of six months from now!

Additional information

Weight	650 g
Dimensions	23.5 × 2.5 × 19.1 cm

Short Summary

In Architecture Patterns with Python, you'll master the architectural patterns that separate good code from great systems. You'll learn how to implement the Repository pattern to isolate your domain model, use the Unit of Work pattern for consistent data operations, and build event-driven systems that scale horizontally. The book covers dependency injection, command-query separation, and how to structure microservices that communicate through events. By the end, you'll have the skills to design Python applications that are not only functional but elegant, testable, and ready for the challenges of modern software development.