Loops

Loops are how Python repeats work until a condition is met.

This section explains common looping patterns and when to choose for versus while.

While Loops

1 item • Repeating code until a condition changes and using validation loops.

2 items • Iterating over sequences with range and lists in Python.

Mastering the Iterator Protocol, lazy evaluation, and the difference between Iterables and Iterators.

2 items • Parallel and indexed iteration using Python's built-in helpers.

1 item • Control loop flow and use loop-else for search fallback logic.

Using lookup tables as a clean and efficient alternative to complex conditional chains.