我做了一个自定义类作为练习,一副牌。我有一个可以用random.shuffle()
函数洗牌的函数,但是我似乎无法让sort()
工作,我知道我可以重建牌组,但是如果我在排序之前从牌组中移除牌,那就行不通了。sort()
和sorted()
需要的不仅仅是定义的__lt__
?你知道吗
import random
class Card:
""" Represents a card using a suit and a rank
suits are Clubs, Diamonds, Hearts, Spades represented by 0, 1, 2, 3
the ranks are 1 to 13 for Ace, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, Jack, Queen, King"""
def __init__(self, rank=2, suit=1):
self.rank = rank
self.suit = suit
suit_names = ['Clubs', 'Diamonds', 'Hearts', 'Spades']
rank_names = [None, 'Ace', '1', '2', '3', '4', '5', '6',
'7', '8', '9', '10', 'Jack', 'Queen', 'King']
def __str__(self):
return '%s of %s' %(Card.rank_names[self.rank],
Card.suit_names[self.suit])
def __lt__(self, other):
return self.suit, self.rank < other.suit, other.rank
class Deck:
""" Representing a deck of cards, containing one of each card """
def __init__(self):
self.new_deck()
def new_deck(self):
self.cards = []
for suit in range(4):
for rank in range(1, 14):
card = Card(rank, suit)
self.cards.append(card)
def __str__(self):
res = []
for card in self.cards:
res.append(str(card))
return '\n'.join(res)
def pop_card(self):
return self.cards.pop()
def add_card(self, card):
self.cards.append(card)
def shuffle(self):
random.shuffle(self.cards)
def sort(self):
self.cards.sort()
deck = Deck()
deck.shuffle()
deck.sort()
print(deck)
Python将打印一个随机的deck.sort()
就是不工作
您的
__lt__
方法没有返回bool
,请尝试以下操作:tuple
中元素的顺序可能会被交换,如果这没有给出您想要的顺序:相关问题 更多 >
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