root/games/deck.py

import random
SUITS = ['spades', 'clubs', 'hearts', 'diamonds']
CARDS = [2,3,4,5,6,7,8,9,10,'J','Q','K','A']
DEFAULT_DECK = [ (card,suit) for card in CARDS for suit in SUITS  ]

def card_vals(cards):
    print cards
    return [(CARDS.index(card),b) for card,b in cards]

class deck:
    def __init__( self, n_decks = 1 ):
        self.n_decks = n_decks
        self.cards=[]

    def deal( self ):
        return self.cards.pop()
    
    def shuffle( self ):
        del(self.cards)
        self.cards = []
        for i in range(0, self.n_decks):
            self.cards += DEFAULT_DECK[:]
        random.shuffle(self.cards)