Python: Function Type Hints Question When does function type hints need a refactor? (Click to reveal answer) Answer When the rule is no longer easy to explain, test, or change without surprising nearby code. Refactoring is justified by reduced risk and better clarity, not by aesthetic preference alone. Additional NotesWhen does function type hints need a refactor? Track: Python Topic: Type Hints Focus: Function Type Hints Topics: Function Type Hints Python Type Hints