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§ cs 502 · 5 guides

CS 502 — Software Engineering Practices

Testing, profiling, packaging, logging, observability, dependency management — what turns code that runs into code that ships and stays alive.

Level
5 guides
# Code Name Level Updated
1 —
async / await Fundamentals Coroutines, the event loop, and what `await` actually does — with no hand-waving.
intermediate
2 —
asyncio for LLM Batch Calls Fan out 10,000 LLM calls without spinning up 10,000 threads — the production pattern for I/O-bound ML work.
intermediate
3 —
Profiling — cProfile, line_profiler, py-spy Find the slow function before you rewrite the wrong one. The three profilers every ML engineer should know.
intermediate
4 —
Pydantic v2 Runtime validation for ML configs, API request/response, and structured LLM output.
intermediate
5 —
pytest — Basics and Fixtures Tests, fixtures, parametrization, and the patterns that keep an ML codebase testable.
beginner