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Merge pull request #2736 from avinashkranjan/deepsource-transform-969d06c5
format code with autopep8
2 parents 30b0fc2 + 6645f1b commit 2abb4b2

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AI-driven AI Reversi/Reversi.py

Lines changed: 15 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -9,16 +9,20 @@
99
WHITE = 2
1010

1111
# Define directions to explore in the board
12-
DIRECTIONS = [(0, 1), (0, -1), (1, 0), (-1, 0), (1, 1), (1, -1), (-1, 1), (-1, -1)]
12+
DIRECTIONS = [(0, 1), (0, -1), (1, 0), (-1, 0),
13+
(1, 1), (1, -1), (-1, 1), (-1, -1)]
14+
1315

1416
def create_board():
1517
return [[EMPTY for _ in range(BOARD_SIZE)] for _ in range(BOARD_SIZE)]
1618

19+
1720
def print_board(board):
1821
print(" " + " ".join(str(i) for i in range(BOARD_SIZE)))
1922
for i in range(BOARD_SIZE):
2023
print(f"{i} |" + " ".join(str(board[i][j]) for j in range(BOARD_SIZE)))
2124

25+
2226
def is_valid_move(board, player, row, col):
2327
if board[row][col] != EMPTY:
2428
return False
@@ -31,6 +35,7 @@ def is_valid_move(board, player, row, col):
3135
return True
3236
return False
3337

38+
3439
def make_move(board, player, row, col):
3540
if not is_valid_move(board, player, row, col):
3641
return False
@@ -48,6 +53,7 @@ def make_move(board, player, row, col):
4853
break
4954
return True
5055

56+
5157
def get_valid_moves(board, player):
5258
valid_moves = []
5359
for i in range(BOARD_SIZE):
@@ -56,18 +62,21 @@ def get_valid_moves(board, player):
5662
valid_moves.append((i, j))
5763
return valid_moves
5864

65+
5966
def count_discs(board):
6067
black_count = sum(row.count(BLACK) for row in board)
6168
white_count = sum(row.count(WHITE) for row in board)
6269
return black_count, white_count
6370

71+
6472
def evaluate_board(board, player):
6573
black_count, white_count = count_discs(board)
6674
if player == BLACK:
6775
return black_count - white_count
6876
else:
6977
return white_count - black_count
7078

79+
7180
def minimax(board, depth, player, alpha, beta, maximizing_player):
7281
if depth == 0:
7382
return evaluate_board(board, player)
@@ -96,6 +105,7 @@ def minimax(board, depth, player, alpha, beta, maximizing_player):
96105
break
97106
return min_eval
98107

108+
99109
def find_best_move(board, player):
100110
valid_moves = get_valid_moves(board, player)
101111
best_move = None
@@ -104,14 +114,16 @@ def find_best_move(board, player):
104114
for row, col in valid_moves:
105115
new_board = copy.deepcopy(board)
106116
make_move(new_board, player, row, col)
107-
move_eval = minimax(new_board, depth=3, player=player, alpha=float('-inf'), beta=float('inf'), maximizing_player=False)
117+
move_eval = minimax(new_board, depth=3, player=player, alpha=float(
118+
'-inf'), beta=float('inf'), maximizing_player=False)
108119

109120
if move_eval > best_eval:
110121
best_eval = move_eval
111122
best_move = (row, col)
112123

113124
return best_move
114125

126+
115127
def main():
116128
board = create_board()
117129
board[3][3], board[4][4] = WHITE, WHITE
@@ -150,5 +162,6 @@ def main():
150162

151163
current_player = WHITE if current_player == BLACK else BLACK
152164

165+
153166
if __name__ == "__main__":
154167
main()

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