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Structured guides and deep dives across Python, AI/ML, automation, and modern infrastructure. From first principles to production.

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Unit Testing with pytest: A Complete Guide Python Fundamentals

Unit Testing with pytest: A Complete Guide

Master pytest from first principles to real-world testing workflows. Learn the Arrange-Act-Assert pattern, test discovery, assertion introspection, TDD, and how to build a test suite you'll actually want to maintain.

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Building REST APIs with FastAPI Python Fundamentals

Building REST APIs with FastAPI

Build production-grade REST APIs with FastAPI, leveraging automatic validation, interactive documentation, async support, and dependency injection for clean, scalable web services.

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