def add_bet(state, total):
# amount: 本局需要下的总注
amount = total - state.player[state.currpos].totalbet
assert (amount > state.player[state.currpos].bet)
# Obey the rule of last_raised
minamount = state.last_raised + state.minbet
real_amount = max(amount, minamount)
# money_needed = real_amount - state.player[state.currpos].bet
decision = Decision()
decision.raisebet = 1
decision.amount = real_amount
return decision
def ai(id, state):
weight = [0, 1, 2, 4, 8, 16, 32, 64, 128, 256, 512]
remain_card = list(range(0, 52))
cards = state.sharedcards + state.player[id].cards
num = len(cards)
for x in cards:
remain_card.pop(remain_card.index(x))
cnt = [0 for col in range(11)]
# 模拟发牌1000次
for i in range(1000):
heap = remain_card[:]
mycards = cards[:]
random.shuffle(heap)
while len(mycards) != 7:
mycards.append(heap.pop())
hand = Hand(mycards)
level = hand.level
cnt[level] += weight[level]
# sum为评估值
sum = 0
for x in cnt:
sum += x / 1000
decision = Decision()
totalbet = 0
delta = state.minbet - state.player[state.currpos].bet
if delta >= state.player[state.currpos].money:
totalbet = 1000
else:
totalbet = state.player[state.currpos].totalbet + state.minbet
if num == 2:
# 两张牌
if cards[0] != cards[1]:
# 非对子
if max(cards) <= 8 and 0 not in cards:
# 最大不超过9：若跟注后超过100，放弃。否则跟注
if totalbet <= 100:
decision.callbet = 1
else:
decision.giveup = 1
if max(cards) <= 11 and 0 not in cards:
# 最大为10-Q：若跟注后超过150，放弃。否则跟注
if totalbet <= 150:
decision.callbet = 1
else:
decision.giveup = 1
else:
# 最大为K-A： 若跟注后超过200，放弃。否则跟注
if totalbet <= 200:
decision.callbet = 1
else:
decision.giveup = 1
else:
# 对子
if max(cards) <= 11 and 0 not in cards:
# 对子，不超过Q：跟注。若跟注后低于200，加注到200以上
if totalbet < 200:
decision = add_bet(state, 200)
else:
decision.callbet = 1
else:
# 双A、双K：跟注。若跟注后低于300，加注到300
if totalbet < 300:
decision = add_bet(state, 300)
else:
decision.callbet = 1
elif num == 5:
# 五张牌
if sum < 4:
# 直接放弃
decision.giveup = 1
elif sum >= 4 and sum < 10:
# 若跟注后超过150，放弃。否则跟注
# 若已下的注额大于200, 且本次需跟注额不大于50， 则跟注
if totalbet < 150:
decision.callbet = 1
elif state.player[state.currpos].totalbet + state.player[
state.currpos].bet > 200 and delta < 50:
decision.callbet = 1
else:
decision.giveup = 1
elif sum >= 10 and sum < 20:
# 跟注。若跟注后低于300，加注到300
if totalbet < 300:
decision = add_bet(state, 300)
else:
decision.callbet = 1
elif sum >= 20 and sum < 50:
# 跟注。若跟注后低于600，加注到600
if totalbet < 600:
decision = add_bet(state, 600)
else:
decision.callbet = 1
else:
# allin
decision.allin = 1
elif num == 6:
# 六张牌
if sum < 2:
# 直接放弃
decision.giveup = 1
elif sum >= 2 and sum < 8:
# 若跟注后超过300，放弃。否则跟注
# 若已下的注额大于200, 且本次需跟注额不大于50， 则跟注
if totalbet < 300:
decision.callbet = 1
elif state.player[state.currpos].totalbet + state.player[
state.currpos].bet > 200 and delta < 50:
decision.callbet = 1
else:
decision.giveup = 1
elif sum >= 8 and sum < 20:
# 跟注。若跟注后低于300，加注到300
if totalbet < 300:
decision = add_bet(state, 300)
else:
decision.callbet = 1
elif sum >= 20 and sum < 40:
# 跟注。若跟注后低于600，加注到600
if totalbet < 600:
decision = add_bet(state, 600)
else:
decision.callbet = 1
else:
# allin
decision.allin = 1
elif num == 7:
# 七张牌
if level == 7:
# allin
decision.allin = 1
elif level == 6:
# 跟注，若跟注后低于600，加注到600
if totalbet < 600:
decision = add_bet(state, 600)
else:
decision.callbet = 1
elif level == 5:
# 跟注，若跟注后低于500，加注到500
if totalbet < 500:
decision = add_bet(state, 500)
else:
decision.callbet = 1
elif level == 4:
# 跟注，若跟注后低于400，加注到400
if totalbet < 400:
decision = add_bet(state, 400)
else:
decision.callbet = 1
elif level == 3:
# 若跟注后超过500，放弃。否则跟注。若跟注后低于300，加注到300
# 若已下的注额大于200, 且本次需跟注额不大于50， 则跟注
if totalbet < 300:
decision = add_bet(state, 300)
elif totalbet < 500:
decision.callbet = 1
elif state.player[state.currpos].totalbet + state.player[
state.currpos].bet > 200 and delta < 50:
decision.callbet = 1
else:
decision.giveup = 1
elif level == 2:
if cards.count(0) == 2 or cards.count(12) == 2:
# 双A双K 若跟注后超过200，放弃。否则跟注
# 若已下的注额大于200, 且本次需跟注额不大于50， 则跟注
if totalbet < 200:
decision.callbet = 1
elif state.player[state.currpos].totalbet + state.player[
state.currpos].bet > 200 and delta < 50:
decision.callbet = 1
else:
decision.giveup = 1
else:
# 不超过双Q 若跟注后超过200，放弃。否则跟注
if totalbet > 200:
decision.giveup = 1
else:
decision.callbet = 1
elif level == 1:
decision.giveup = 1
else:
print('the num of cards is {}'.format(num))
assert (0)
if decision.callbet == 1 and delta == state.player[state.currpos].money:
decision.callbet = 0
decision.allin = 1
if decision.callbet == 1 and state.minbet == 0:
t = random.randint(0, 2)
if t == 0:
decision.callbet = 0
decision.raisebet = 1
decision.amount = state.bigBlind
return decision