Python Basics · Unit 1
Make Verifiable Changes and Use Comments Well
Freeze a baseline, predict one change, preserve invariants, and write comments for non-obvious decisions.
About this lesson
Freeze a baseline, predict one change, preserve invariants, and write comments for non-obvious decisions.
Part of Getting Started with Python
This lesson belongs to a structured unit with 8 lessons, guided practice, checkpoints, and a reviewed assessment pathway.