OAuth library is a perfect example of lousy engineers inventing complexity. Here's a talk where Jack Diederich mentions it: https://youtu.be/o9pEzgHorH0?t=870

OAuth library is a perfect example of lousy engineers inventing complexity. Here's a talk where Jack Diederich mentions it: https://youtu.be/o9pEzgHorH0?t=870 https://youtu.be/o9pEzgHorH0?t=870 It is indeed complex: 200+ classes. Plenty of unit tests and mocks. And then there's his implementation: - 0% unit test coverage. - Lightweight at less than 200 lines, including blanks and docstrings. QED.