The lodash one might be inspired by the Python itertools "partition" recipe, https://docs.python.org/3/library/itertools.html#itertools-recipes https://docs.pyt

The lodash one might be inspired by the Python itertools "partition" recipe, https://docs.python.org/3/library/itertools.html#itertools-recipes https://docs.python.org/3/library/itertools.html#itertools-r... TFA’s inlined reduce version is much less readable than calling a function which wraps this behavior up.