def play_a_hand_player(hand, dealer_show):
[card1, card2] = hand
if (card1 == "ace") and (card2 == "ace"):
score = 12
soft = True
elif card1 == "ace":
score = card2 + 11
soft = True
elif card2 == "ace":
score = card1 + 11
soft = True
else:
score = card1 + card2
soft = False
row_index = score - 4
if dealer_show == "ace":
column_index = 0
else:
column_index = dealer_show - 1
if soft == True:
double_down_check = double_table_soft[row_index][column_index]
double_check = hit_table_soft[row_index][column_index]
if double_check == False:
double_down_check = False
else:
double_down_check = double_table_reg[row_index][column_index]
double_check = hit_table_reg[row_index][column_index]
if double_check == False:
double_down_check = False
if double_down_check == True:
if soft == True:
hit_card = id.deck(random.randint(1, 13))
if hit_card == "ace":
new_score = score + 1
else:
new_score = score + hit_card
if new_score > 21:
new_score = new_score - 10
return [new_score, new_score]
else:
hit_card = id.deck(random.randint(1, 13))
if score < 11:
if hit_card == "ace":
new_score = score + 11
else:
new_score = score + hit_card
else:
if hit_card == "ace":
new_score = score + 1
else:
new_score = score + hit_card
if new_score > 21:
new_score = 0
return [new_score, new_score]
else:
return ist.play_a_hand_player(hand, dealer_show)
def play_a_hand_player(hand,dealer_show):
if isinstance(hand,list):
(score,soft,split) = make_a_score(hand)
if 'ace' in hand:
ace = True
else:
ace = False
else:
score = hand[0]
soft = hand[1]
split = False
ace = False
if dealer_show == 'ace':
column_index = 0
else:
column_index = dealer_show - 1
if split == True:
if ace == False:
row_index = int(int(score/2) - int(1))
else:
row_index = 9
split_check = split_table[row_index][column_index]
else:
split_check = False
row_index = score-4
if split_check == False:
if soft == True:
return [splitting.play_a_hand_player(int(score),column_index,soft=True)]
else:
return [splitting.play_a_hand_player(int(score),column_index,soft=False)]
else:
split_card = score/2
hand1 = [split_card,id.deck(random.randint(1,13))]
hand2 = [split_card,id.deck(random.randint(1,13))]
if ('ace' in hand1) and (10 in hand1):
score1 = 22
else:
score1 = play_a_hand_player(hand1,dealer_show)
if ('ace' in hand2) and (10 in hand2):
score2 = 22
else:
score2 = play_a_hand_player(hand2,dealer_show)
return [score1,score2]
def play_a_hand_player(player_score,dealer_show_card_index,soft=False):
player_current_score = player_score
row_index = player_current_score - 4
column_index = dealer_show_card_index
if player_current_score >= 11:
if soft == False:
if reg_table[row_index][column_index] == False:
return player_current_score
else:
new_card = id.deck(random.randint(1,13))
if new_card == 'ace':
player_new_score = player_current_score + 1
else:
player_new_score = player_current_score + new_card
if player_new_score > 21:
return 0
else:
return play_a_hand_player(player_new_score,dealer_show_card_index,soft=False)
else:
if soft_table[row_index][column_index] == False:
return player_current_score
else:
new_card = id.deck(random.randint(1,13))
if new_card == 'ace':
player_new_score = player_current_score + 1
else:
player_new_score = player_current_score + new_card
if player_new_score <= 21:
return play_a_hand_player(player_new_score,dealer_show_card_index,soft=True)
else:
return play_a_hand_player(player_new_score-10,dealer_show_card_index,soft=False)
else:
new_card = id.deck(random.randint(1,13))
if new_card == 'ace':
player_new_score = player_current_score + 11
return play_a_hand_player(player_new_score,dealer_show_card_index,soft=True)
else:
player_new_score = player_current_score + new_card
return play_a_hand_player(player_new_score,dealer_show_card_index,soft=False)
new_score = score + hit_card
if new_score > 21:
new_score = 0
return [new_score, new_score]
else:
return ist.play_a_hand_player(hand, dealer_show)
# initialize total return as 0.0
total_return = 0.0
number_of_trials = 10000
# Play number_of_trials trials (that many hands) and print expected return
for i in range(number_of_trials):
dealer_show_card = id.deck(random.randint(1, 13))
dealer_hand = [dealer_show_card, id.deck(random.randint(1, 13))]
player_hand = [id.deck(random.randint(1, 13)), id.deck(random.randint(1, 13))]
if ("ace" in dealer_hand) and (10 in dealer_hand):
dealer_blackjack = True
else:
dealer_blackjack = False
if ("ace" in player_hand) and (10 in player_hand):
player_blackjack = True
else:
player_blackjack = False
if (dealer_blackjack == True) and (player_blackjack == True):
total_return += 0.0
elif (dealer_blackjack == True) and (player_blackjack == False):
total_return += -1.0
score = card1+card2
soft = False
return (score,soft)
return_away_no_split = np.zeros((10,13))
l = 0
number_of_trials = 10000
#play number_of_trials hands ber [i][j] index and populate array
for card_total in (4,6,8,10,12,14,16,18,20,'ace'):
for j in range(13):
for x in range(number_of_trials):
total_return = 0.0
dealer_hand = [id.deck(j+1),id.deck(random.randint(1,13))]
dealer_score = id.play_a_hand_dealer(dealer_hand)
if dealer_score == 'bust':
dealer_score = 0
if card_total == 'ace':
score = 12
issoft = True
else:
score = card_total
issoft = False
if (10 in dealer_hand) and ('ace' in dealer_hand):
dealer_blackjack = True
else: