gidgid

from typing import Dict, Iterable, Set, Tuple

from more_itertools import partition


def process(
    names: Iterable[str], whitelisted_names: Set[str], name_to_email: Dict[str, str]
) -> Tuple[Iterable[str], Iterable[str]]:
    refused_names, approved_names = partition(
        lambda name: name in whitelisted_names, names