- [x] Add section on backtrace - [x] Reorder early sections (Intro -> Exceptions and Backtraces -> Assertions) - [x] Update assertions (reword intro, mention floating point issues) - [x] Move fixtures earlier, use pytest - [ ] Add more examples - [x] Introduce decorators - [x] Mention other tools (hypothesis, tox, other CIs) - [ ] Link to code files