code: def build_cards(jokers=False, num_jokers=0):
      
      new_deck = []
  
      if jokers:
          new_deck += [Card("Joker", None) for i in xrange(num_jokers)]
  
      new_deck += [Card(value, suit) for value in VALUES for suit in SUITS]
  
      return new_deck
docs: Builds a list containing a full French deck of 52 Card instances. The
      cards are sorted according to ``DEFAULT_RANKS``.
  
      .. note:
          Adding jokers may break some functions & methods at the moment.
  
      :arg bool jokers:
          Whether or not to include jokers in the deck.
      :arg int num_jokers:
          The number of jokers to include.
  
      :returns:
          A list containing a full French deck of 52 Card instances.