(card_one, card_two)
:param card_one: str - first card in hand.
    :param card_two: str - second card in hand.
    :return: bool - if the hand can be split into two pairs (i.e. cards are of the same value).
def can_split_pairs(card_one, card_two):
    """

    :param card_one: str - first card in hand.
    :param card_two: str - second card in hand.
    :return: bool - if the hand can be split into two pairs (i.e. cards are of the same value).
    """

    pass
def can_split_pairs ( card_one , card_two ) : pass