Reference library

Lists & loops

Iterate, transform, and combine sequences with readable Python patterns.

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Lists & loops medium

List comprehension filter

Build a new list in one line by filtering and transforming items.

lists comprehension filter

Python

numbers = [1, 2, 3, 4, 5, 6, 7, 8]
doubled_evens = [n * 2 for n in numbers if n % 2 == 0]
print(doubled_evens)

names = ["ada", "linus", "guido"]
title_case = [name.title() for name in names if name]
print(title_case)

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