def build_seven_card_strength_lookup_table():
lookup_table = {}
five_card_strength_lookup_table = build_five_card_strength_lookup_table()
for card_value in card_generators.generate_all_card_combinations(7):
cards = card.Cards(value=card_value).cards
best_strength = 0
for hand in itertools.combinations(cards, 5):
hand = card.Cards(cards=hand)
hand_value = hand.value
strength = five_card_strength_lookup_table[hand_value]
if strength > best_strength:
best_strength = strength
lookup_table[card_value] = best_strength
return lookup_table
def expand_board(board_string):
assert len(board_string) in [0, 2, 4, 6, 8, 10]
if len(board_string) == 0:
return 0
board_string = board_string.lower().strip()
cards = []
for i in range(0, len(board_string), 2):
rank = board_string[i]
suit = board_string[i + 1]
assert rank in VALID_RANKS
assert suit in VALID_SUITS
cards.append(
card.Card(RANK_STRING_LOOKUP[rank], SUIT_STRING_LOOKUP[suit]))
cards = card.Cards(cards=cards)
return cards.value
def paired_hand_converter(hand_string):
"""Hands that represent all possible pairs of the given ranks, i.e. AA"""
if len(hand_string) != 2:
return
rank_1, rank_2 = hand_string
if rank_1 != rank_2:
return
rank_1 = RANK_STRING_LOOKUP[rank_1]
rank_2 = RANK_STRING_LOOKUP[rank_2]
cards = []
for suit_1, suit_2 in itertools.combinations(card.Suit, 2):
card_1 = card.Card(rank_1, suit_1)
card_2 = card.Card(rank_2, suit_2)
cards.append(card.Cards(cards=[card_1, card_2]))
assert len(cards) == 6
return cards
def offsuited_handed_converter(hand_string):
"""Hands that represent all offsuited pairs of the given ranks, i.e. AKo"""
if len(hand_string) != 3:
return
rank_1, rank_2, o = hand_string
if o != 'o':
return
rank_1 = RANK_STRING_LOOKUP[rank_1]
rank_2 = RANK_STRING_LOOKUP[rank_2]
cards = []
for suit_1, suit_2 in itertools.permutations(card.Suit, 2):
card_1 = card.Card(rank_1, suit_1)
card_2 = card.Card(rank_2, suit_2)
cards.append(card.Cards(cards=[card_1, card_2]))
assert len(cards) == 12
return cards
def single_hand_converter(hand_string):
"""Hands where each card is explicitly given a suit, i.e. AcKd"""
if len(hand_string) != 4:
return
rank_1, suit_1, rank_2, suit_2 = hand_string
if rank_1 not in VALID_RANKS or rank_2 not in VALID_RANKS:
return
if suit_1 not in VALID_SUITS or suit_2 not in VALID_SUITS:
return
if rank_1 == rank_2 and suit_1 == suit_2:
return
rank_1 = RANK_STRING_LOOKUP[rank_1]
rank_2 = RANK_STRING_LOOKUP[rank_2]
suit_1 = SUIT_STRING_LOOKUP[suit_1]
suit_2 = SUIT_STRING_LOOKUP[suit_2]
cards = [card.Card(rank_1, suit_1), card.Card(rank_2, suit_2)]
return [card.Cards(cards=cards)]
def nonpaired_hand_converter(hand_string):
"""Hands that represent all possible combinations that are not pairs, i.e. AK"""
if len(hand_string) != 2:
return
rank_1, rank_2 = hand_string
if rank_1 == rank_2:
return
rank_1 = RANK_STRING_LOOKUP[rank_1]
rank_2 = RANK_STRING_LOOKUP[rank_2]
cards = []
for suit_1 in card.Suit:
for suit_2 in card.Suit:
card_1 = card.Card(rank_1, suit_1)
card_2 = card.Card(rank_2, suit_2)
cards.append(card.Cards(cards=[card_1, card_2]))
assert len(cards) == 16
return cards
def suited_hand_converter(hand_string):
"""Hands that represent all suited pairs of the given ranks, i.e. AKs"""
if len(hand_string) != 3:
return
rank_1, rank_2, s = hand_string
if s != 's':
return
if rank_1 == rank_2:
return
rank_1 = RANK_STRING_LOOKUP[rank_1]
rank_2 = RANK_STRING_LOOKUP[rank_2]
cards = []
for suit in card.Suit:
card_1 = card.Card(rank_1, suit)
card_2 = card.Card(rank_2, suit)
cards.append(card.Cards(cards=[card_1, card_2]))
assert len(cards) == 4
return cards
def build_five_card_strength_lookup_table():
lookup_table = {}
for card_value in card_generators.generate_all_card_combinations(5):
cards = card.Cards(value=card_value)
lookup_table[card_value] = get_hand_strength(cards)
return lookup_table