View difference between Paste ID: ZR7dv84r and Gk04r055

 def switch_turn(turn):
     if turn == "X":
         return "O"
     else:
         return "X"
 
 def printboard(board):
     print()
     print(board[1] + " | " + board[2] + " | " +board[3])
     print("- + - + -")
     print(board[4] + " | " + board[5] + " | " +board[6])
     print("- + - + -")
     print(board[7] + " | " + board[8] + " | " +board[9])
     print()
 
 def get_input(turn, board):
     while True:
         print(turn + "'s turn")
         position = input("Enter the position you want to play: ")
 
         if not position.isdigit(): # what if user enters something that is not a number?
             print("Please enter a number. ")
         elif not 1 <= int(position) <= 9:
             print("Enter a number in the valid range.")
         elif not board[int(position)].isdigit():
             print("Position already taken, please try another position.")
         else:
 
             return int(position)
 
 def checkwin(board):
     if board[1] == board[2] == board[3]:
         return True, board[3]
     elif board[4] == board[5] == board[6]:
         return True, board[6]
     elif board[7] == board[8] == board[9]:
         return True, board[9]
     elif board[1] == board[4] == board[7]:
         return True, board[7]
     elif board[2] == board[5] == board[8]:
         return True, board[5]
     elif board[3] == board[6] == board[9]:
         return True, board[9]
     elif board[1] == board[5] == board[9]:
         return True, board[9]
     elif board[3] == board[5] == board[7]:
         return True, board[7]
     else:
         return False, None
 
 
 
 def main():
     turn = "X"
     board = ["0", "1","2", "3","4", "5","6", "7","8", "9"]
     printboard(board)
     game_over = False
     count = 0
     while not game_over and count < 9:
         position = get_input(turn, board)
         count += 1
         board[position] = turn
         printboard(board)
         game_over, winner = checkwin(board)
         turn = switch_turn(turn)
 
     print(winner, "won the game")
 
 main()