Python · itertools

itertools.accumulate()

Yields running totals or another running combination.

pythonRunnable example python course

Syntax

accumulate(iterable, func)

Example

Open in the lab

import itertools
print(list(itertools.accumulate([1, 2, 3, 4])))

Reference pages are the quick answer. The course explains the why, shows the full example and ends with a challenge.