Mutability and aliasing
14-minute lesson · module-lists-02
You are previewing this course as a guest
Read anything and run any exercise you like. It all runs in your own browser, so nothing here is saved: no XP, no progress, and the AI tutor needs an account. Sign in and your work starts counting.
Mutability and aliasing
14-minute lesson · module-lists-02
- Modify a list in place with index assignment.
- Recognize when two names point at the same list (aliasing).
- Make a real copy with slicing or `list()`.
Source attribution
Status: adapted
How to Think Like a Computer Scientist: Interactive Edition — source · Lists / Objects and references / Aliasing / Cloning lists
Adaptation notes. Reading rewritten in our voice. Hidden tests authored specifically for PyTutor AI. CodeLens demo highlights aliasing visually.
License notes. Verify chapter-level license metadata on Runestone before copying any text verbatim. This lesson contains no verbatim quotations.