def remove_from_meld(self, meld: Meld, card: Card) -> None:
"""Remove a card from a meld.
Args:
meld (Meld): the meld to add to
card (Card): the card to add
Side effects:
* Updates _card_to_meld_id map accordingly
* Removes entry from _card_to_meld_id if empty
"""
self._card_to_meld_id[card].remove(id(meld))
if len(self._card_to_meld_id[card]) == 0:
del self._card_to_meld_id[card]
meld.remove(meld.find(card))
def test_remove_last(self):
"""Test removing the last card in a meld (leaving it empty)."""
c = Card(rank=Rank.KING, suit=Suit.CLUB)
m = Meld(c)
m.remove(m.find(c))