def robo_turn(self):
     self.show_robo_opponent_options()
     input("Select opponent to attack: <1> , <2> , <3>.")
     if input == 1:
         Robot.attack(dinosaur=d1)
     elif input == 2:
         Robot.attack(dinosaur=d2)
     elif input == 3:
         Robot.attack(dinosaur=d3)
     else:
         input("Please select <1> , <2> or <3>.")