tictactoe.py

#Assigning the spaces for tic tac toe board
board = [" " for i in range(9)]
#Creating the board
def print_board():
    row1 = "|{}|{}|{}|".format(board[0],board[1],board[2])
    row2 = "|{}|{}|{}|".format(board[3],board[4],board[5])
    row3 = "|{}|{}|{}|".format(board[6],board[7],board[8])

    print()
    print(row1)
    print(row2)
    print(row3)
    print()

def player_move(icon):
    if icon == "X":
        number = 1
    elif icon == "O":
        number= 2
    print("Your turn player{} ".format(number))
    choice = int(input("Enter your move(1-9): ").strip())
    if board[choice - 1] == " ":
        board[choice -1] = icon
    else:
        print()
        print("Space taken")

def is_victory(icon):
    if(board[0] == icon and board[1] == icon and board[2] == icon) or \
      (board[3] == icon and board[4] == icon and board[5] == icon) or \
      (board[6] == icon and board[7] == icon and board[8] == icon) or \
      (board[0] == icon and board[3] == icon and board[6] == icon) or \
      (board[1] == icon and board[4] == icon and board[7] == icon) or \
      (board[2] == icon and board[5] == icon and board[8] == icon) or \
      (board[0] == icon and board[4] == icon and board[8] == icon) or \
      (board[2] == icon and board[4] == icon and board[6] == icon):
       return True
    else:
         return False

def is_draw():
    if " " not in board:
        return True
    else:
        return False

#Creating a game loop to run the game forever
while True:
    print_board()
    player_move("X")
    print_board()
    if is_victory("X"):
        print("X Wins")
        break
    elif is_draw():
        print("Its a draw")
        break
    player_move("O")
    if is_victory("O"):
        print_board()
        print("O Wins")
        break
    elif is_draw():
        print_board()
        print("Its a draw")
        break