def play_hand(players, cards):
# state is a number between 0 and 12
state = betting.root()
# get all players to look at their starting hand
for i in range(3):
players[i].start_hand(i, cards[i])
# start betting round
while not betting.is_terminal(state):
player = betting.actor(state)
action = players[player].act(state, cards[player])
state = betting.act(state, action)
# calculate showdown
shown_cards = [
cards[i] if betting.at_showdown(state, i) else None for i in range(3)
]
for i in range(3):
players[i].end_hand(i, cards[i], state, shown_cards)
the_winner = winner(state, cards)
pot_size = betting.pot_size(state)
return (state, [
pot_size * (i == the_winner) - betting.pot_contribution(state, i)
for i in range(3)
])
def play_hand(players, cards):
state = betting.root()
for i in range(3):
players[i].start_hand(i, cards[i])
while not betting.is_terminal(state):
player = betting.actor(state)
action = players[player].act(state, cards[player])
state = betting.act(state, action)
shown_cards = [
cards[i] if betting.at_showdown(state, i) else None for i in range(3)
]
for i in range(3):
players[i].end_hand(i, cards[i], state, shown_cards)
the_winner = winner(state, cards)
pot_size = betting.pot_size(state)
return (state, [
pot_size * (i == the_winner) - betting.pot_contribution(state, i)
for i in range(3)
])
def winner(state, cards): assert betting.is_terminal(state) if betting.is_showdown(state): best_player = -1 best_card = -1 for i in range(3): if betting.at_showdown(state, i) and cards[i] > best_card: best_player = i best_card = cards[i] return best_player else: return betting.bettor(state)
def winner(state, cards):
assert betting.is_terminal(state)
if betting.is_showdown(state):
best_player = -1
best_card = -1
for i in range(3):
if betting.at_showdown(state, i) and cards[i] > best_card:
best_player = i
best_card = cards[i]
return best_player
else:
return betting.bettor(state)
def play_hand(players, cards): state = betting.root() for i in range(3): players[i].start_hand(i, cards[i]) while not betting.is_terminal(state): player = betting.actor(state) action = players[player].act(state, cards[player]) state = betting.act(state, action) shown_cards = [betting.at_showdown(state, i) and cards[i] or None for i in range(3)] for i in range(3): players[i].end_hand(i, cards[i], state, shown_cards) the_winner = winner(state, cards) pot_size = betting.pot_size(state) return (state, [pot_size*(i == the_winner) - betting.pot_contribution(state, i) for i in range(3)])