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utils.py
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utils.py
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import numpy as np
from pypokerengine.utils.card_utils import estimate_hole_card_win_rate
# Big ugly wrapper for all poker related functions
class PokerUtils:
def __init__(self):
self.suits = {'H': 0,
'C': 1,
'S': 2,
'D': 3}
self.indexes = {
'2': 0,
'3': 1,
'4': 2,
'5': 3,
'6': 4,
'7': 5,
'8': 6,
'9': 7,
'T': 8,
'J': 9,
'Q': 10,
'K': 11,
'A': 12
}
def get_suit(self, card):
return self.suits.get(card[0], 0)
def get_card_value_index(self, card):
return self.indexes.get(card[1], 0)
def get_card_total_index(self, card):
return (self.get_suit(card)+1)*(self.get_card_value_index(card)+1) - 1
def get_street_values(self, cards):
street = np.zeros(52)
for card in cards:
street[self.get_card_total_index(card)] = 1
def is_suited(self, cards):
if self.get_suit(cards[0]) == self.get_suit(cards[1]):
return True
else:
return False
def is_pocket(self, cards):
if self.get_card_value_index(cards[0]) == self.get_card_value_index(cards[1]):
return True
else:
return False
def is_connector(self, cards):
diff = abs(self.get_card_value_index(
cards[0]) - self.get_card_value_index(cards[1]))
if diff == 1 or diff == 12:
return True
else:
return False
def is_one_gapper(self, cards):
diff = abs(self.get_card_value_index(
cards[0]) - self.get_card_value_index(cards[1]))
# missing A3 but who cares
if diff == 2:
return True
else:
return False
def two_broadways(self, cards):
minimal_card = min(self.get_card_value_index(
cards[0]), self.get_card_value_index(cards[1]))
if minimal_card >= 8:
return True
else:
return False
def highest_card(self, cards):
return max(self.get_card_value_index(cards[0]), self.get_card_value_index(cards[1]))
def has_low_card(self, cards):
minimal_card = min(self.get_card_value_index(
cards[0]), self.get_card_value_index(cards[1]))
if minimal_card < 5:
return True
else:
return False
def flop_is_monotone(self, cards):
if self.get_suit(cards[0]) == self.get_suit(cards[1]) and self.get_suit(cards[1]) == self.get_suit(cards[2]):
return True
else:
return False
def flop_is_two_suited(self, cards):
if self.flop_is_monotone(cards):
return False
if self.get_suit(cards[0]) == self.get_suit(cards[1]) or self.get_suit(cards[1]) == self.get_suit(cards[2]) or self.get_suit(cards[0]) == self.get_suit(cards[2]):
return True
else:
return False
def hand_strength_estimation(self, nb_sim, cards, community):
return estimate_hole_card_win_rate(nb_simulation=nb_sim, nb_player=2, hole_card=cards, community_card=community)
# action history : round_state["action_histories"][street]
def get_street_actions(self, eff_stack, action_history):
# only the first 3 actions per player. There is no sense in 7 betting
actions = np.zeros(6)
for i in range(min(6, len(action_history))):
actions[i] = action_history[i]['amount'] / eff_stack
return actions