text: class Game:
  
      def calculate_result(self, player1, player2):
  
          if player1 == player2:
              return 'Tie game'
  
          if player1 == 'paper' and player2 == 'rock':
              return 'Player one wins'
  
          if player1 == 'rock' and player2 == 'scissors':
              return 'Player one wins'
  
          if player1 == 'scissors' and player2 == 'paper':
              return 'Player one wins'
  
          return 'Player two wins'
  