class GameManagerSIMD:
def for_all(self, player, player_x, functor, param=None):
""""
Helper function to loop though all our games.
"""
assert len(param) == len(self.gameData) or param is None
data = [game_state if game_state.is_player_x(player_x, player) else None for game_state in self.gameData]
if param is None:
return [None if d is None else functor(d) for d in data]
else:
return [None if data[i] is None or param[i] is None else functor(data[i], param[i]) for i in range(len(data))]
def __init__(self, players=[IPlayer()] * 4, playing_to=500):
self.players = players
self.gameData = []
self.playing_to = playing_to
self.score = Score() # Players 0 and 2 form team 0, players 1 and 3 are team 1
self.hands = {}
self.dealer = 0
self.bids = Bids()
def get_blind_player_x(self, x):
for player in self.players:
known_bids = self.for_all(player, x, lambda gs: gs.bids if gs.can_do_blind(x) else None) # TODO: deep copy and make relative id.
bids = player.offer_blind_nill(known_bids)
self.for_all(player, x, lambda gs, bid: gs.set_blind_player(x) if gs.can_do_blind(x) and bid else None, bids)
def set_hand_player_x(self, x):
for player in self.players:
hands = self.for_all(player, x, lambda gs: gs.get_hand(x))
player.give_hand(hands)
def get_bid_x(self, x):
for player in self.players:
known_bids = self.for_all(player, x, lambda gs: gs.bids if not gs.is_blind_player(x) else None) # TODO: deep copy and make relative id.
bids = player.make_bid(known_bids)
self.for_all(player, x, lambda gs, bid: gs.set_bid_player(x, bid) if not gs.is_blind_player(x) else None, bids)
def announce_bids(self):
for player in self.players:
bids = [gs.get_bid_announce(player) for gs in self.gameData]
player.announce_bids(bids)
def swap_blind_player_cards(self, x):
teammate_x = (x + 2) % 4
for i in range(len(self.players)):
player = self.players[i]
team_player = self.players[(i+2) % 4]
requests = self.for_all(player, x, lambda gs: True if gs.is_blind_player(x) else None)
cards = player.request_blind_nill_cards(requests)
self.for_all(player, x, lambda gs, c: gs.take_cards(x, c) if gs.is_blind_player(x) else None, cards)
team_player.receive_blind_nill_cards(cards)
self.for_all(team_player, teammate_x, lambda gs, c: gs.give_cards(teammate_x) if gs.is_blind_player(x) else None, cards)
def swap_teammate_player_cards(self, x):
blind_mate_x = (x + 2) % 4
for i in range(len(self.players)):
player = self.players[i]
blind_player = self.players[(i+2) % 4]
requests = self.for_all(player, x, lambda gs: True if gs.is_blind_player(blind_mate_x) else None)
cards = player.request_blind_nill_cards(requests)
self.for_all(player, x, lambda gs, c: gs.take_cards(x, c) if gs.is_blind_player(blind_mate_x) else None, cards)
blind_player.receive_blind_nill_cards(cards)
self.for_all(blind_player, blind_mate_x, lambda gs, c: gs.give_cards(blind_mate_x) if gs.is_blind_player(blind_mate_x) else None, cards)
def deal_deck(self):
"""
Shuffle the deck and deal 13 cards to each player.
Note that for Blind Nill purposes, the handing out of cards happens during the bidding phase.
"""
deck = []
for suit_id in range(4):
for number_id in range(13):
deck.append(card.Card(suit_id, number_id))
random.shuffle(deck)
for i in range(4):
hand = deck[13 * i: 13 * (i + 1)]
self.hands[i] = hand
self.dealer = (self.dealer + 1) % 4
def get_bids(self):
""""Get the bids of all players in order."""
self.bids = Bids()
blind_accepted = False
for i in range(4):
# The value of 'dealer' will have been incremented at the end of the deal
# Hence, it's current value is the player who should start bidding
active_player_id = (self.dealer + i) % 4
# First, we have to check if a Blind Nill bid is allowed, and if so, offer the option
if not blind_accepted and self.score.can_blind(active_player_id):
if self.players[active_player_id].offer_blind_nill(self.bids.make_copy(active_player_id)):
blind_accepted = True
self.bids.add_bid(_BLIND_NILL_CHARACTER, active_player_id)
self.players[active_player_id].give_hand(deepcopy(self.hands[active_player_id]))
continue
# Hand out the cards to the player and ask for a bid
self.players[active_player_id].give_hand(deepcopy(self.hands[active_player_id]))
player_bid = self.players[active_player_id].make_bid(self.bids.make_copy(active_player_id))
# Make sure the bid is valid: between 0 and 13, and the sum with the teammate's bid does not exceed 13
assert 0 <= player_bid <= 13
teammate_id = (active_player_id + 2) % 4
if teammate_id in self.bids and (self.bids[teammate_id] != "N" and self.bids[teammate_id] != "B"):
assert self.bids[(active_player_id + 2) % 4] + player_bid <= 13
self.bids.add_bid(player_bid, active_player_id)
# When all bids have been made, inform all players about them
for i, player in enumerate(self.players):
player.announce_bids(self.bids.make_copy(i))
def handle_card_exchange(self):
""""Exchanges 2 cards between the players of the team running a Blind Nill."""
assert self.bids.get_blinder_id() is not None
blinder_id = self.bids.get_blinder_id()
# Step 1: Get 2 cards from the person running the Blind Nill and give them to the teammate
# Step 2: Get 2 cards from the teammate and give them to the person running the Blind Nill
for i in [0, 2]:
giver_id = (blinder_id + i) % 4
receiver_id = (giver_id + 2) % 4
offered_cards = deepcopy(self.players[giver_id].request_blind_nill_cards())
# As always, don't trust the players, and check all conditions
assert len(offered_cards) == 2
for offered_card in offered_cards:
assert offered_card in self.hands[giver_id]
self.hands[giver_id].remove(offered_card)
self.players[receiver_id].receive_blind_nill_cards(deepcopy(offered_cards))
self.hands[receiver_id] += offered_cards
def get_trick(self, starting_player, spades_broken):
""""Play a trick by getting a card from each player in order."""
current_trick = Trick()
for i in range(4):
player_id = (starting_player + i) % 4
card_played = self.players[player_id].play_card(current_trick.make_copy(player_id),
self.get_valid_cards(player_id, current_trick,
spades_broken))
assert self.verify_card_validity(card_played, player_id, current_trick, spades_broken)
current_trick.add_card(card_played, player_id)
self.hands[player_id].remove(card_played)
return current_trick
def verify_card_validity(self, played_card, player_id, trick, spades_broken):
""""Verify that an offered card is valid to play."""
try:
# First off, a card can only be played if the player actually has it
assert played_card in self.hands[player_id]
# Secondly, check if the card is of the right suit
# If the player starts the trick or matches the suit, all is fine
if trick.suit is not None and played_card.suit != trick.suit:
for hand_card in self.hands[player_id]:
assert hand_card.suit != trick.suit
# Thirdly, a player may only start a trick with a spade if a spade has been played before,
# or if the player only has spades left in his hand
if trick.suit is None and played_card.suit == "S" and not spades_broken:
for hand_card in self.hands[player_id]:
assert hand_card.suit == "S"
except AssertionError:
return False
return True
def get_valid_cards(self, player_id, trick, spades_broken):
""""Generate a list of all cards in a player's hand that are valid to play for this trick."""
valid_cards = []
for hand_card in self.hands[player_id]:
if self.verify_card_validity(hand_card, player_id, trick, spades_broken):
valid_cards.append(hand_card)
return deepcopy(valid_cards)
def play_round(self):
""""Play a round, consisting of 13 tricks."""
# Set up the round
spades_broken = False
self.deal_deck()
starting_player = self.dealer
self.get_bids()
trick_count = {0: 0, 1: 0, 2: 0, 3: 0}
if self.bids.get_blinder_id() is not None:
self.handle_card_exchange()
# Play the round
for i in range(13):
current_trick = self.get_trick(starting_player, spades_broken)
if current_trick.won_by_spade:
spades_broken = True
starting_player = current_trick.get_winner()
trick_count[starting_player] += 1
# Inform all players of the final result of the trick
for i, player in enumerate(self.players):
player.announce_trick(current_trick.make_copy(i))
# Handle the scoring
for i in [0, 1]:
self.award_team_score(trick_count, i)
# Inform all players about the new score
for i, player in enumerate(self.players):
player.announce_score(self.score.make_copy(i))
def award_team_score(self, trick_count, team_id):
""""Given the bids and a resulting trick count, decide the score for a team."""
assert team_id == 0 or team_id == 1
gained_score = 0
handled = False
player_1_id = 0 + team_id
player_2_id = 2 + team_id
# First, handle the situation of a player nilling
if self.bids.team_has_nill(team_id):
for player_id in [player_1_id, player_2_id]:
bid = self.bids[player_id]
tricks = trick_count[player_id]
if bid == "N" or bid == "B":
multiplier = 1 + int(bid == "B")
if tricks == 0:
gained_score += 50 * multiplier
else:
gained_score -= 50 * multiplier
else:
if bid <= tricks:
overtricks = tricks - bid
gained_score += 10 * bid + overtricks
else:
gained_score -= 10 * bid
# If there were no nills on this team, carry on normally
else:
bid = self.bids.get_team_bid(team_id)[0]
tricks = trick_count[player_1_id] + trick_count[player_2_id]
if bid <= tricks:
overtricks = tricks - bid
gained_score += 10 * bid + overtricks
else:
gained_score -= 10 * bid
# Lastly, check for sandbagging
if (self.score[team_id] % 10) + (gained_score % 10) >= 10:
gained_score -= 100
self.score.add_score(gained_score, team_id)
def play_game(self):
"""""Simulate one game of Spades with the given players."""
assert len(self.players) == 4
self.score = Score()
self.dealer = 0
# Give the players the starting score
for i in range(4):
self.players[i].announce_score(self.score.make_copy(i))
# Play rounds until one side wins
while -self.playing_to < self.score[0] < self.playing_to and -self.playing_to < self.score[1] < self.playing_to:
self.play_round()
return self.score
class GameManager:
def __init__(self, players=[IPlayer()] * 4, playing_to=500):
self.players = players
self.playing_to = playing_to
self.score = Score(
playing_to=playing_to
) # Players 0 and 2 form team 0, players 1 and 3 are team 1
self.hands = {}
self.dealer = 0
self.bids = Bids()
def deal_deck(self):
"""
Shuffle the deck and deal 13 cards to each player.
Note that for Blind Nill purposes, the handing out of cards happens during the bidding phase.
"""
deck = []
for suit_id in range(4):
for number_id in range(13):
deck.append(card.Card(suit_id, number_id))
random.shuffle(deck)
for i in range(4):
hand = deck[13 * i:13 * (i + 1)]
self.hands[i] = hand
self.dealer = (self.dealer + 1) % 4
def get_bids(self):
""""Get the bids of all players in order."""
self.bids = Bids()
blind_accepted = False
for i in range(4):
# The value of 'dealer' will have been incremented at the end of the deal
# Hence, it's current value is the player who should start bidding
active_player_id = (self.dealer + i) % 4
# First, we have to check if a Blind Nill bid is allowed, and if so, offer the option
if not blind_accepted and self.score.can_blind(active_player_id):
if self.players[active_player_id].offer_blind_nill(
self.bids.make_copy(active_player_id)):
blind_accepted = True
self.bids.add_bid(_BLIND_NILL_CHARACTER, active_player_id)
self.players[active_player_id].give_hand(
deepcopy(self.hands[active_player_id]))
continue
# Hand out the cards to the player and ask for a bid
self.players[active_player_id].give_hand(
deepcopy(self.hands[active_player_id]))
player_bid = self.players[active_player_id].make_bid(
self.bids.make_copy(active_player_id))
# Make sure the bid is valid: between 0 and 13, and the sum with the teammate's bid does not exceed 13
try:
assert 0 <= player_bid <= 13
teammate_id = (active_player_id + 2) % 4
if teammate_id in self.bids and (
self.bids[teammate_id] != "N"
and self.bids[teammate_id] != "B"):
assert self.bids[teammate_id] + player_bid <= 13
except (AssertionError, TypeError):
if 'teammate_id' in locals():
teammate_id = locals()['teammate_id']
raise exceptions.BidError(active_player_id, player_bid,
self.bids[teammate_id])
raise exceptions.BidError(active_player_id, player_bid)
self.bids.add_bid(player_bid, active_player_id)
# When all bids have been made, inform all players about them
for i, player in enumerate(self.players):
player.announce_bids(self.bids.make_copy(i))
def handle_card_exchange(self):
""""Exchanges 2 cards between the players of the team running a Blind Nill."""
assert self.bids.get_blinder_id() is not None
blinder_id = self.bids.get_blinder_id()
# Step 1: Get 2 cards from the person running the Blind Nill and give them to the teammate
# Step 2: Get 2 cards from the teammate and give them to the person running the Blind Nill
for i in [0, 2]:
giver_id = (blinder_id + i) % 4
receiver_id = (giver_id + 2) % 4
offered_cards = None
try:
offered_cards = deepcopy(
self.players[giver_id].request_blind_nill_cards())
# As always, don't trust the players, and check all conditions
assert len(offered_cards) == 2
for offered_card in offered_cards:
assert offered_card in self.hands[giver_id]
self.hands[giver_id].remove(offered_card)
except TypeError:
raise exceptions.CardSwapError(
giver_id, offered_cards,
"Expected iterable containing 2 Card objects, player {0} provided {1} instead"
.format(giver_id, offered_cards))
except AssertionError:
if len(offered_cards) == 2:
raise exceptions.CardSwapError(
giver_id, offered_cards,
"Player {0} handed invalid cards for card swap: {1}".
format(giver_id, offered_cards))
raise exceptions.CardSwapError(
giver_id, offered_cards,
"Expected 2 Card objects, player {0} provided {1} instead".
format(giver_id, offered_cards))
self.players[receiver_id].receive_blind_nill_cards(
deepcopy(offered_cards))
self.hands[receiver_id] += offered_cards
def get_trick(self, starting_player, spades_broken):
""""Play a trick by getting a card from each player in order."""
current_trick = Trick()
for i in range(4):
player_id = (starting_player + i) % 4
card_played = self.players[player_id].play_card(
current_trick.make_copy(player_id),
self.get_valid_cards(player_id, current_trick, spades_broken))
try:
assert self.verify_card_validity(card_played, player_id,
current_trick, spades_broken)
except AssertionError:
raise exceptions.CardError(player_id, card_played)
current_trick.add_card(card_played, player_id)
self.hands[player_id].remove(card_played)
return current_trick
def verify_card_validity(self, played_card, player_id, trick,
spades_broken):
""""Verify that an offered card is valid to play."""
try:
# First off, a card can only be played if the player actually has it
assert played_card in self.hands[player_id]
# Secondly, check if the card is of the right suit
# If the player starts the trick or matches the suit, all is fine
if trick.suit is not None and played_card.suit != trick.suit:
for hand_card in self.hands[player_id]:
assert hand_card.suit != trick.suit
# Thirdly, a player may only start a trick with a spade if a spade has been played before,
# or if the player only has spades left in his hand
if trick.suit is None and played_card.suit == "S" and not spades_broken:
for hand_card in self.hands[player_id]:
assert hand_card.suit == "S"
except AssertionError:
return False
return True
def get_valid_cards(self, player_id, trick, spades_broken):
""""Generate a list of all cards in a player's hand that are valid to play for this trick."""
valid_cards = []
for hand_card in self.hands[player_id]:
if self.verify_card_validity(hand_card, player_id, trick,
spades_broken):
valid_cards.append(hand_card)
return deepcopy(valid_cards)
def play_round(self):
""""Play a round, consisting of 13 tricks."""
# Set up the round
spades_broken = False
self.deal_deck()
starting_player = self.dealer
self.get_bids()
trick_count = {0: 0, 1: 0, 2: 0, 3: 0}
if self.bids.get_blinder_id() is not None:
self.handle_card_exchange()
# Play the round
for i in range(13):
current_trick = self.get_trick(starting_player, spades_broken)
if current_trick.won_by_spade:
spades_broken = True
starting_player = current_trick.get_winner()
trick_count[starting_player] += 1
# Inform all players of the final result of the trick
for player_id, player in enumerate(self.players):
player.announce_trick(current_trick.make_copy(player_id))
# Handle the scoring
for i in [0, 1]:
self.award_team_score(trick_count, i)
# Inform all players about the new score
for i, player in enumerate(self.players):
player.announce_score(self.score.make_copy(i))
def award_team_score(self, trick_count, team_id):
""""Given the bids and a resulting trick count, decide the score for a team."""
assert team_id == 0 or team_id == 1
gained_score = 0
player_1_id = 0 + team_id
player_2_id = 2 + team_id
# First, handle the situation of a player nilling
if self.bids.team_has_nill(team_id):
for player_id in [player_1_id, player_2_id]:
bid = self.bids[player_id]
tricks = trick_count[player_id]
if bid == "N" or bid == "B":
multiplier = 1 + int(bid == "B")
if tricks == 0:
gained_score += 50 * multiplier
else:
gained_score -= 50 * multiplier
else:
if bid <= tricks:
overtricks = tricks - bid
gained_score += 10 * bid + overtricks
else:
gained_score -= 10 * bid
# If there were no nills on this team, carry on normally
else:
bid = self.bids.get_team_bid(team_id)[0]
tricks = trick_count[player_1_id] + trick_count[player_2_id]
if bid <= tricks:
overtricks = tricks - bid
gained_score += 10 * bid + overtricks
else:
gained_score -= 10 * bid
# Lastly, check for sandbagging
if (self.score[team_id] % 10) + (gained_score % 10) >= 10:
gained_score -= 100
self.score.add_score(gained_score, team_id)
def play_game(self):
"""""
Simulate one game of Spades with the given players.
return: A Score object containing the resulting score of the match
"""
try:
assert len(self.players) == 4
for player in self.players:
assert isinstance(player, IPlayer)
except AssertionError:
raise exceptions.PlayerCountError(self.players)
self.score = Score(playing_to=self.playing_to)
self.dealer = 0
# Give the players the starting score
for i in range(4):
self.players[i].announce_score(self.score.make_copy(i))
# Play rounds until one side wins or loses
while -self.playing_to < self.score[
0] < self.playing_to and -self.playing_to < self.score[
1] < self.playing_to:
self.play_round()
return self.score