import collections

from random import choice

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._card = [Card(rank, suit) for rank in self.ranks for suit in self.suits]

def __len__(self):

return len(self._card)

def __getitem__(self, item):

return self._card[item]

@property

def card(self):

return self._card

deck = FrenchDeck()

print(len(deck))

# sorted

def spade_high(card):

rank_value = FrenchDeck.ranks.index(card.rank)

return rank_value * len(suit_values) + suit_values[card.suit]

suit_values = dict(spades=3, hearts=2, diamonds=1, clubs=0)

for card in sorted(deck, key=spade_high):

print(card)