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fluent-python-code-example/01-data-model/frenchdeck.py at master · TheYangs/fluent-python-code-example · GitHub

17 lines (12 loc) · 487 Bytes

import collections
Card = collections.namedtuple('Card', ['rank', 'suit'])
class FrenchDeck:
    ranks = [str(n) for n in range(2, 11)] + list('JQKA')
    suits = 'spades diamonds clubs hearts'.split()
    def __init__(self):
        self._cards = [Card(rank, suit) for suit in self.suits
                                        for rank in self.ranks]
    def __len__(self):
        return len(self._cards)
    def __getitem__(self, position):
        return self._cards[position]

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