Learn the difference between Python's built-in list sorting methods and when one is preferred over the other.

Writing short, efficient Python code is not always straightforward. Read how we optimize our list snippets to increase performance using a couple of simple tricks.

Merges two or more lists into a list of lists, combining elements from each of the input lists based on their positions.

Groups the elements of a list based on the given function and returns the count of elements in each group.

Sorts one list based on another list containing the desired indexes.

Builds a list, using an iterator function and an initial seed value.

Understand Python's named tuples and start using them in your projects today.

Splits values into two groups, based on the result of the given filtering function.

Creates a list with the non-unique values filtered out.

Creates a list with the unique values filtered out.

Groups the elements of a list based on the given function.

Randomizes the order of the values of an list, returning a new list.

Maps the values of a list to a dictionary using a function.

Learn how Python's lists and tuples are different and level up your code today.

Returns the difference between two lists, after applying the provided function to each list element of both.