250 lines
7.9 KiB
Python
250 lines
7.9 KiB
Python
import random
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from FuzzyControlSystem import getStartDecision, getSplitDecision, getHardHandDecision, getSoftHandDecision
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def shoe(n_of_decks: int = 1) -> list:
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"""Create shuffled shoe of n decks of cards
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Args:
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n_of_decks (int, optional): number of decks. Defaults to 1.
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Returns:
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list: shoe- shuffled decks of cards
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"""
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vals = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 10, 10, 10]
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suits = ['spades', 'clubs', 'hearts', 'diamonds']
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deck = []
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for _ in range(n_of_decks):
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for _ in suits:
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deck.extend(vals)
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random.shuffle(deck)
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return deck
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def cards_eval(hand: list) -> list:
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"""Evaluate hand value. Will return two values if there is an ace
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in the hand and both values are below 21.
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Args:
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hand (list): list of cards
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Returns:
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list: returns a list of values of the hand
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"""
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evaluation = [sum(hand), sum(hand)]
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for value in hand:
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if value == 1:
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evaluation[1] += 10
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if evaluation[0] == evaluation[1]:
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return [evaluation[0]]
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elif evaluation[1] > 21:
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return [evaluation[0]]
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else:
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return evaluation # both values returned
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def dealer(hand: list, shoe: iter) -> int:
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"""Dealer hand resolution
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Args:
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hand (list): dealer hand
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shoe (iter): iterator of shoe
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Returns:
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int: dealer hand value
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"""
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evaluation = cards_eval(hand)
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while max(evaluation) <= 17: #solve soft 17
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hand.append(next(shoe))
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evaluation = cards_eval(hand)
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return max(evaluation)
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def AI(hand: list, face_up: str, losses_in_row: int) -> str:
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#TODO: add fuzzy logic
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"""Fuzzy AI
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possible player decision:
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'hit', 'double down', 'split', 'surrender', 'stand'
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Args:
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hand (list): player hand
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face_up (str): dealer face up card
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losses_in_row: number of losses in row in the current game
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Returns:
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list: player decision
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"""
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### temp
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# if face_up == 'ace':
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# return 'surrender'
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# else:
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evaluation = max(cards_eval(hand))
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decision = getStartDecision(evaluation, losses_in_row)
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print(evaluation, decision)
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if evaluation == 11:
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return 'double down'
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if evaluation <= 17:
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return 'hit'
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else:
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return 'stand'
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### temp
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def show_game_state(player_hand: list, dealer_hand: list, decision: str='') -> None:
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"""Print dealer and player card values and player decision
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Args:
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player_hand (list): List of cards in player hand
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dealer_hand (list): List of cards in dealer hand
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decision (str, optional): Player decision. Will not be printed if defaults to ''.
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"""
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if decision and cards_eval(player_hand)[0] > 21:
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print(f"dealer: {cards_eval(dealer_hand)} player: {cards_eval(player_hand)} fail")
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elif decision:
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print(f"dealer: {cards_eval(dealer_hand)} player: {cards_eval(player_hand)} decision: {decision}")
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elif not cards_eval(player_hand)[0] > 21:
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print(f"dealer: {cards_eval(dealer_hand)} player: {cards_eval(player_hand)}")
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def blackjack(shoe: iter, dealer_hand: list=[], player_hand: list=[], bet: int=10, losses_in_row: int=0) -> str:
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"""Single blackjack round
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Args:
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shoe (iter): shoe iterator
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dealer_hand (list, optional): dealer hand. Should be non empty only in SPLIT.
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player_hand (list, optional): player hand. Should be non empty only in SPLIT.
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bet: amount of money the player betted
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losses_in_row: number of losses in row in the current game
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Returns:
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str: game result
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"""
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if dealer_hand == [] and player_hand == []:
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dealer_hand = [next(shoe), next(shoe)]
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player_hand = [next(shoe), next(shoe)]
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face_up = dealer_hand[0]
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decision = ''
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while decision != 'stand' or decision != 'surrender':
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decision = AI(player_hand, face_up, losses_in_row)
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show_game_state(player_hand, dealer_hand, decision)
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if decision == 'hit':
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player_hand.append(next(shoe))
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elif decision == 'double down':
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bet *= 2
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player_hand.append(next(shoe))
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elif decision == 'split':
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#this wont work!
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#it will need to
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# dealer_value = dealer(dealer_hand, shoe)
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#be calculated before and passed to blackjack()
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#so both wager have the same dealer_value!
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##this will work reccursevly
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player_hand = player_hand[0]
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blackjack(shoe, dealer_hand, player_hand, bet)#new wager start
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#old wager continue
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elif decision == 'surrender':
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break
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elif decision == 'stand':
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break
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#dealer turn
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dealer_value = dealer(dealer_hand, shoe)
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player_value = max(cards_eval(player_hand))
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show_game_state(player_hand, dealer_hand)
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if player_value == 21 and 1 in player_hand:
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return 'player blackjack', bet
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elif player_value > 21:
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return 'dealer win', bet
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elif dealer_value > 21:
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return 'player win', bet
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elif player_value > dealer_value:
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return 'player win', bet
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elif player_value == dealer_value:
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return 'push', bet #keep money, no win no lose 0$
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else:
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return 'dealer win', bet
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def game_loop(balance, bet) -> None:
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wins, losses, draws = 0, 0, 0
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player_blackjack = 0
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shoe_iter = iter(shoe(10))
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losses_in_row = 0
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notable_results = ['player win', 'dealer win', 'player blackjack']
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while True:
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#round start
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try:
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balance -= bet
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result, game_bet = blackjack(shoe_iter, bet=bet, losses_in_row=losses_in_row)
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except StopIteration:
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break
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if result == 'player win':
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wins += 1
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balance += (2*game_bet)
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losses_in_row = 0
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elif result == 'player blackjack':
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wins += 1
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# player_blackjack += 1
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balance += (2*game_bet) + (game_bet/2)
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losses_in_row = 0
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elif result == 'dealer win':
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losses += 1
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losses_in_row += 1
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elif result == 'push':
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balance += game_bet
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draws += 1
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losses_in_row = 0
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if result in notable_results:
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print(result)
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print("="*50)
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return wins, losses, draws, balance #player_blackjack
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def calculate_bet(wins, losses, hand):
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pass
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# if __name__ == '__main__':
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# print(game_loop())
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if __name__ == '__main__':
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statistics = [0, 0, 0]
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money_sum = 0
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import time
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#don't use time.time() for counting code execution time!
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start = time.perf_counter()
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for i in range(10):
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wins, loses, draws, money = game_loop(0, 10)
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statistics[0] += wins
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statistics[1] += loses
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statistics[2] += draws
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money_sum += money
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end = time.perf_counter()
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result = end - start
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print(f'time: {round(result, 3)} seconds')
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print(f'wins: {statistics[0]} | losses: {statistics[1]} | draws: {statistics[2]}')
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print(f'win {round((statistics[0]/sum(statistics)*100), 2)}%')
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print(f'balance: {money_sum}')
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# print(f'moeny return {round((money_sum)*100, 2)}%')
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# total_wins, total_losses, total_draws = 0, 0, 0
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# total_p_blackjack = 0
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# balance = 0
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# bet = 10
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# import time
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# #don't use time.time() for counting code execution time!
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# start = time.perf_counter()
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# for i in range(100):
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# wins, loses, draws, balance, p_blackjack = game_loop(balance, bet)
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# total_wins += wins
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# total_losses += loses
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# total_draws += draws
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# total_p_blackjack += p_blackjack
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# end = time.perf_counter()
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# result = end - start
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# print(result)
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# print(f"Wins: {total_wins}, Losses: {total_losses}, Draws: {total_draws}")
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# print(f"Wins/Losses ratio: {total_wins/sum([total_wins, total_losses])}")
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# print(f"Balance: {balance}")
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# print(f"Times player hit blackjack: {total_p_blackjack}")
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