code-checklist

# Code Checklist Skill Apply this checklist when checking Python code. ## Code Quality Checklist - [ ] All functions have type hints - [ ] No bare except clauses - [ ] No mutable default arguments - [ ] Context managers used for file I/O - [ ] Functions are under 50 lines - [ ] Variable and function names follow PEP 8 (snake_case) ## Input Validation Checklist - [ ] User input is validated before processing - [ ] Edge cases handled (empty strings, None, out-of-range values) - [ ] Error messages are clear and helpful ## Testing Checklist - [ ] New code has corresponding pytest tests - [ ] Edge cases are covered - [ ] Tests use descriptive names ## Output Format Present findings as: ``` ## Code Checklist: [filename] ### Code Quality - [PASS/FAIL] Description of finding ### Input Validation - [PASS/FAIL] Description of finding ### Testing - [PASS/FAIL] Description of finding ### Summary [X] items need attention before merge ```