class Card:
    suits = ["spades", "hearts", "diamonds", "clubs"]

    values = [None, None, "2", "3", "4", "5", "6", "7", "8", "9",
              "10", "Jack", "Queen", "King", "Ace"]

    def __init__(self, v, s):
        """スートも値も整数値です。"""
        self.value = v
        self.suit = s

    def __lt__(self, c2):
        if self.value < c2.value:
            return True

        if self.value == c2.value:
            if self.suit < c2.suit:
                return True
            else:
                return False

        return False

>>> c1 = Card(4, 1)
>>> c2 = Card(5, 2)
>>> c1 < c2
True