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Automated tests with pytest

10 min applied10 min research2 curated resources

Write tests that run in seconds: health check, a valid prediction, invalid input returns 422, missing API key returns 401, the chat route with the LLM call replaced by a fake (mock) so tests are free and stable. Run them before every commit.

Builds on: Fundamentals (Python, NumPy, pandas, Maths)

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