Tic-Tac-Toe.py

def print_board(board):
    for row in board:
        print(" | ".join(row))
        print("-" * 9)

def check_win(board, player):
    # Check rows, columns and diagonals for a win
    for i in range(3):
        if all([cell == player for cell in board[i]]) or all([board[j][i] == player for j in range(3)]):
            return True
    if board[0][0] == board[1][1] == board[2][2] == player or board[0][2] == board[1][1] == board[2][0] == player:
        return True
    return False

def check_tie(board):
    return all([cell != ' ' for row in board for cell in row])

def get_move(player):
    while True:
        try:
            move = int(input(f"Player {player}, enter your move (1-9): ")) - 1
            x, y = divmod(move, 3)
            if board[x][y] == ' ':
                return x, y
            else:
                print("This cell is already taken. Please choose another cell.")
        except (IndexError, ValueError):
            print("Invalid move. Please enter a number between 1 and 9.")

def play_game():
    board = [[' ' for _ in range(3)] for _ in range(3)]
    current_player = 'X'

    while True:
        print_board(board)
        x, y = get_move(current_player)
        board[x][y] = current_player

        if check_win(board, current_player):
            print_board(board)
            print(f"Player {current_player} wins!")
            break
        if check_tie(board):
            print_board(board)
            print("It's a tie!")
            break

        current_player = 'O' if current_player == 'X' else 'X'

play_game()