def list_diff(listEE1, listEE2):
    """ Difference between two earth engine lists

    :param listEE1: one list
    :param listEE2: the other list
    :return: list with the values of the difference
    :rtype: ee.List
    """
    return listEE1.removeAll(listEE2).add(listEE2.removeAll(listEE1)).flatten()