def test_get_legal_actions(self):
game = BidGame(players, num_players, starting_player,
num_cards_per_player, num_cards_dog, dog)
game.init_game()
actions = game.get_legal_actions()
for action in actions:
self.assertIn(action.get_str(), TarotBid.order.keys())
def test_step(self):
game = BidGame(players, num_players, starting_player,
num_cards_per_player, num_cards_dog, dog)
game.init_game()
action = np.random.choice(game.get_legal_actions())
current = game.bid_round.current_player_id
state, next_player_id = game.step(action)
self.assertLessEqual(len(state['other_bids']), num_players)
self.assertEqual(next_player_id, (current + 1) % num_players)
def test_get_final_bid(self):
game = BidGame(players, num_players, starting_player,
num_cards_per_player, num_cards_dog, dog)
game.init_game()
while not game.bid_over:
actions = game.get_legal_actions()
action = np.random.choice(actions)
state, _ = game.step(action)
total_cards = len(state['hand'])
self.assertEqual(total_cards, 18)
taking_player_id = game.bid_round.taking_player_id
self.assertIsInstance(taking_player_id, int)
self.assertLessEqual(-game.bid_round.max_bid_order, -1)
class GlobalGame(object):
def __init__(self):
"""
Initialize a global game object
"""
self.current_game_part = 'BID'
self.num_players = 4
self.num_cards_per_player = 18
self.num_cards_dog = 6
self.starting_player = random.randint(0, self.num_players - 1)
self.payoffs = [0 for _ in range(self.num_players)]
# Initialize a dealer that can deal cards
self.dealer = None
# Initialize four players to play the game
self.players = None
self.taking_player_id = None
self.taking_bid_order = None
self.number_of_deals = 0
# Initialize a Bid instance
self.bid_game = None
self.bid_round = None
self.bid_over = False
# Initialize the dog
self.dog_game = None
self.dog = None
self.dog_over = False
# Depending on the bid and dog, the known cards differ:
self.known_cards = []
# Initialize a Round instance
self.main_game = None
self.main_round = None
self.main_over = False
self.is_game_over = False
def init_game(self, number_of_deals: int = 0) -> (dict, int):
"""
Initialize players and state for bid game in a globalgame object
:return: (tuple): containing :
(dict): the current state
(int): next player id
"""
self.current_game_part = 'BID'
self.bid_over = False
self.dog_over = False
self.main_over = False
self.number_of_deals = number_of_deals
self.is_game_over = False
self.players = [Player(i) for i in range(self.num_players)]
self.dog = TarotDog()
# Initialize bid Round
self.bid_game = BidGame(self.players, self.num_players,
self.starting_player,
self.num_cards_per_player, self.num_cards_dog,
self.dog)
self.bid_game.init_game()
player_id = self.bid_game.bid_round.current_player_id
state = self.bid_game.get_state(player_id)
return state, player_id
def step(self, played_action: Union[TarotCard, TarotBid,
None]) -> (dict, int):
"""
Get the next state
:param played_action: chosen action to be played (TarotCard or TarotBid): A specific TarotCard or TarotBid
:return: Tuple containing:
(dict): next player's state
(int): next plater's id
"""
if self.current_game_part == 'BID':
state, player_id = self.bid_game.step(played_action)
if state is None:
self.number_of_deals += 1
return self.init_game(self.number_of_deals)
state = self.bid_game.get_state(player_id)
self.bid_game.bid_round.current_player_id = player_id
if self.bid_game.bid_over:
self.bid_over = True
self.taking_player_id = self.bid_game.taking_player_id
self.taking_bid_order = self.bid_game.taking_bid_order
if self.taking_bid_order < 4:
self.current_game_part = 'DOG'
player_id = self.taking_player_id
self.dog_game = DogGame(self.players,
self.taking_player_id,
self.num_cards_per_player,
self.num_cards_dog, self.dog,
self.taking_bid_order)
self.dog_game.init_game()
state = self.dog_game.get_state(player_id)
else:
self.dog_over = True
self.current_game_part = 'MAIN'
player_id = self.starting_player
self.dog_game = DogGame(self.players,
self.taking_player_id,
self.num_cards_per_player,
self.num_cards_dog, self.dog,
self.taking_bid_order)
self.main_game = MainGame(self.num_players,
self.num_cards_per_player,
self.starting_player,
self.players,
self.bid_game.taking_player_id,
self.dog_game.dog_round.new_dog)
self.main_game.init_game()
state = self.main_game.get_state(player_id)
elif self.current_game_part == 'DOG':
state, player_id = self.dog_game.step(played_action)
state = self.dog_game.get_state(player_id)
if self.dog_game.is_over:
self.dog_over = True
self.current_game_part = 'MAIN'
player_id = self.starting_player
self.main_game = MainGame(self.num_players,
self.num_cards_per_player,
self.starting_player, self.players,
self.bid_game.taking_player_id,
self.dog_game.dog_round.new_dog)
self.main_game.init_game()
state = self.main_game.get_state(player_id)
elif self.current_game_part == 'MAIN':
state, player_id = self.main_game.step(played_action)
if self.main_game.is_over:
self.main_over = True
self.is_game_over = True
else:
raise AttributeError
return state, player_id
def get_state(self, player_id: int) -> dict:
"""
Return player's state
:param player_id: (int): player id
:return: The state of the player
"""
if self.current_game_part == 'BID':
state = self.bid_game.get_state(player_id)
elif self.current_game_part == 'DOG':
state = self.dog_game.get_state(player_id)
else:
state = self.main_game.get_state(player_id)
return state
def get_payoffs(self) -> dict:
# TODO REMOVE PENALISATION WHEN NO PLAYER IS TAKING - 1 POINT BY NEW DEAL
"""
Return the payoffs of the game
:return: (dict): Each entry corresponds to the payoff of one player
"""
payoffs = self.main_game.get_payoffs()
return {
i: payoffs[i] - self.number_of_deals
for i in range(self.num_players)
}
def get_legal_actions(self) -> Union[List[TarotCard], List[TarotDog]]:
"""
Return the legal actions for current player
:return: (list): A list of legal actions
"""
if self.current_game_part == 'BID':
return self.bid_game.get_legal_actions()
elif self.current_game_part == 'DOG':
return self.dog_game.get_legal_actions()
else:
return self.main_game.get_legal_actions()
def get_player_num(self) -> int:
"""
Return the number of players in Tarot
:return: (int): The number of players in the game
"""
return self.num_players
def get_action_num(self) -> int:
"""
Return the number of applicable actions
:return: (int): The number of actions. There are 6 or 78 actions
"""
if self.current_game_part == 'BID':
return BidGame.get_action_num()
elif self.current_game_part == 'DOG':
return DogGame.get_action_num()
else:
return MainGame.get_action_num()
def get_player_id(self) -> int:
"""
Return the current player's id
:return: (int): current player's id
"""
if self.current_game_part == 'BID':
return self.bid_game.get_player_id()
elif self.current_game_part == 'DOG':
return self.dog_game.get_player_id()
else:
return self.main_game.get_player_id()
def is_over(self) -> bool:
"""
:return: (bool) is the game over
"""
return self.is_game_over
def step_back(self):
pass