3.面向對象設計應用——發牌遊戲

# Card Module
# Basic classes for a game with playing cards
class Card():
    """A playing card"""
    RANKS = ["A","2","3","4","5","6","7",
             "8","9","10","J","Q","K"]  # 牌面數字1-13
    SUITS = ["梅花","方片","紅心","黑桃"]

    def __init__(self,rank,suit,face_up = True):
        self.rank = rank   # 牌面數字1~13
        self.suit = suit   # 花色
        self.is_face_up = face_up  # 是否顯示牌的正面，True爲正面，False爲反面

    def __str__(self):                    # printf
        if self.is_face_up:
            rep = self.suit + self.rank   # +" " + str(self.pic_order())
        else:
            rep = "XX"
        return rep

    def flip(self):    # 翻牌方法
        self.is_face_up = not self.is_face_up

    def pic_order(self):  # 牌的順序號
        if self.rank == 'A':
            FaceNum = 1
        elif self.rank == 'J':
            FaceNum = 11
        elif self.rank == 'Q':
            FaceNum = 12
        elif self.rank == 'K':
            FaceNum = 13
        else:
            FaceNum = int(self.rank)
        if self.suit == '梅花':
            Suit = 1
        elif self.suit == '方片':
            Suit = 2
        elif self.suit == '紅桃':
            Suit = 3
        else:
            Suit = 4
        return (Suit - 1) * 13 + FaceNum

class Hand( ):
    """A hand of playing"""

    def __init__(self):
        self.cards = []

    def __str__(self):  # 重寫print()方法
            if self.cards:
                rep = ""
                for card in self.cards:
                    rep += str(card) + "\t"
            else:
                rep = "無牌"
            return rep

    def clear(self):   # 清空手裏的牌
            self.cards = []

    def add(self, card):
            self.cards.append(card)

    def give(self, card, other_hand):  # 把一張牌給其餘選手
            self.cards.remove(card)
            other_hand.add(card)

class Poke(Hand):
    """A deck of playing cards"""
    def populate(self):
        for suit in Card.SUITS:
            for rank in Card.RANKS:
                self.add(Card(rank , suit))

    def shuffle(self):          # 洗牌
        import random
        random.shuffle(self.cards)    # 打亂牌的順序

    def deal(self,hands,per_hand = 13):  # 發牌，發給玩家，每人默認13張牌
        for rounds in range(per_hand):
            for hand in hands:

                 top_card = self.cards[0]
                 self.cards.remove(top_card)
                 hand.add(top_card)

if __name__== "__main__":
    print('This is a module with classes for playing cards.')
    # 四個玩家
    players=[Hand(),Hand(),Hand(),Hand()]
    poke1=Poke()
    poke1.populate()  # 生成一副牌
    poke1.shuffle()   # 洗牌
    poke1.deal(players,13)    # 發給玩家每人13張牌
    # 顯示4位牌手的牌
    n=1
    for hand in players:
        print('牌手' , n ,end=':')
        print(hand)
        n = n+1
    input('\nPress the enter key to exit.')
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運行結果截圖：