def METHOD_NAME():
    current_datetime = datetime.datetime.now(tz=datetime.timezone.utc)
    # We can't mock datetime normally as it is a C module :(
    class datetime_module:
        timezone = datetime.timezone
        class datetime:
            now = mock.Mock(return_value=current_datetime)
    with mock.patch.object(time, "datetime", datetime_module):
        result = time.utc_datetime()
    datetime_module.datetime.now.assert_called_once_with(tz=datetime.timezone.utc)
    assert result == current_datetime