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]

def __setitem__(self, position, value): # <1>

self._cards[position] = value

def __delitem__(self, position): # <2>

del self._cards[position]

def insert(self, position, value): # <3>