def play_card(self, rnd: PlayerRound) -> int:
"""
Player returns a card to play based on the given round information.
Args:
rnd: current round
Returns:
card to play, int encoded
"""
# play random
# get the valid cards to play
valid_cards = rnd.get_valid_cards()
# select a random card
return np.random.choice(np.flatnonzero(valid_cards))
def calculate_lowest_card_per_color(rnd: PlayerRound) -> np.array:
lowest_card_per_color = np.array([-1, -1, -1, -1])
for c in range(0, 4):
cards = rnd.get_valid_cards()[c * 9:(c * 9) + 9]
if c == rnd.trump:
#check lowest trump
lowest_card_per_color[c] = get_lowest_trump(c, cards)
elif rnd.trump == 5:
#check lowest unde
lowest_card_per_color[c] = get_lowest_unde(c, cards)
else:
#check lowest obe
lowest_card_per_color[c] = get_lowest_obe(c, cards)
return lowest_card_per_color
def play_card(self, rnd: PlayerRound) -> int:
"""
Implement the action to play hearts.
Args:
rnd: The round for which to play
Returns:
the card to play, must be a valid card
"""
# we can check if we are playing the correct game
assert rnd.jass_type == JASS_HEARTS
# get the valid cards to play
valid_cards = rnd.get_valid_cards()
# lets divide our cards into heart and other cards
my_heart_cards = valid_cards * color_masks[HEARTS, :]
my_other_cards = valid_cards - my_heart_cards
if rnd.nr_cards_in_trick == 0:
# we are the first player, so we can select what to play
# lets select some random non-heart card if we have any (not that this is necessarily
# a good strategy :-)
if my_other_cards.sum() > 0:
card = np.random.choice(np.flatnonzero(my_other_cards))
else:
# just play a random valid card
card = np.random.choice(np.flatnonzero(valid_cards))
else:
# if we have to give a card, lets try to give a heart card
if my_heart_cards.sum() > 0:
card = np.random.choice(np.flatnonzero(my_heart_cards))
else:
# just play a random valid card
card = np.random.choice(np.flatnonzero(valid_cards))
self._logger.debug('Played card: {}'.format(card_strings[card]))
return card
def _check_more_than_one_valid_card(self, rnd: PlayerRound) -> bool:
return rnd.get_valid_cards().sum() > 1
def play_card(self, rnd: PlayerRound) -> int:
valid_cards = rnd.get_valid_cards()
card = np.random.choice(np.flatnonzero(valid_cards))
self._logger.debug('Played card: {}'.format(card_strings[card]))
return card
def calculate_score(rnd: PlayerRound, trumpToCheck=None) -> np.array:
"""trump can be given to check specific trump on a round otherwise the rnd trump is taken
return an array with four elemnts which each containing the score of one color """
trump = None
if trumpToCheck is not None:
trump = trumpToCheck
else:
trump = rnd.trump
score_per_color = np.array([0, 0, 0, 0])
if trump == 0:
#it's a D: Schellen trump
score_per_color[0] = get_score_per_color_and_trump(
0, rnd.get_valid_cards(), trump, 0)
score_per_color[1] = get_score_per_color_and_trump(
1, rnd.get_valid_cards(), trump, 1)
score_per_color[2] = get_score_per_color_and_trump(
2, rnd.get_valid_cards(), trump, 1)
score_per_color[3] = get_score_per_color_and_trump(
3, rnd.get_valid_cards(), trump, 1)
elif trump == 1:
#it's a H: Rosen trump
score_per_color[0] = get_score_per_color_and_trump(
0, rnd.get_valid_cards(), trump, 1)
score_per_color[1] = get_score_per_color_and_trump(
1, rnd.get_valid_cards(), trump, 0)
score_per_color[2] = get_score_per_color_and_trump(
2, rnd.get_valid_cards(), trump, 1)
score_per_color[3] = get_score_per_color_and_trump(
3, rnd.get_valid_cards(), trump, 1)
elif trump == 2:
#it's a S: Schilten trump
score_per_color[0] = get_score_per_color_and_trump(
0, rnd.get_valid_cards(), trump, 1)
score_per_color[1] = get_score_per_color_and_trump(
1, rnd.get_valid_cards(), trump, 1)
score_per_color[2] = get_score_per_color_and_trump(
2, rnd.get_valid_cards(), trump, 0)
score_per_color[3] = get_score_per_color_and_trump(
3, rnd.get_valid_cards(), trump, 1)
elif trump == 3:
#it's a C: Eichel trump
score_per_color[0] = get_score_per_color_and_trump(
0, rnd.get_valid_cards(), trump, 1)
score_per_color[1] = get_score_per_color_and_trump(
1, rnd.get_valid_cards(), trump, 1)
score_per_color[2] = get_score_per_color_and_trump(
2, rnd.get_valid_cards(), trump, 1)
score_per_color[3] = get_score_per_color_and_trump(
3, rnd.get_valid_cards(), trump, 0)
elif trump == 4:
#it's O: Obe
#score_per_color[0] = get_score_per_color_and_trump(0, rnd.get_valid_cards(), trump, 1)
#score_per_color[1] = get_score_per_color_and_trump(1, rnd.get_valid_cards(), trump, 1)
#score_per_color[2] = get_score_per_color_and_trump(2, rnd.get_valid_cards(), trump, 1)
#score_per_color[3] = get_score_per_color_and_trump(3, rnd.get_valid_cards(), trump, 1)
pass
elif trump == 5:
#it's U: Une-Ufe
#score_per_color[0] = get_score_per_color_and_trump(0, rnd.get_valid_cards(), trump, 2)
#score_per_color[1] = get_score_per_color_and_trump(1, rnd.get_valid_cards(), trump, 2)
#score_per_color[2] = get_score_per_color_and_trump(2, rnd.get_valid_cards(), trump, 2)
#score_per_color[3] = get_score_per_color_and_trump(3, rnd.get_valid_cards(), trump, 2)
pass
else:
raise ValueError(
"Wrong trump number! only works for 0 to 5 (D, H, S, C, Obe, Unde)"
)
print("Calculate Score - Trump: {}, ScorePerColor: {}".format(
trump_strings_german_long[trump], score_per_color))
return score_per_color