python / beginner
Snippet
List Comprehensions
List comprehensions offer a shorter syntax when you want to create a new list based on the values of an existing list.
snippet.py
python
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numbers = [1, 2, 3, 4]squared = [n ** 2 for n in numbers]print(squared)
Breakdown
1
numbers = [1, 2, 3, 4]
Defines a simple list of integers.
2
squared = [n ** 2 for n in numbers]
Creates a new list by squaring each element in the original list using a compact loop.