while user_input != "e":
        while True: # checking and reacting on first input
            user_input = input("Enter n to deal a new hand, r to replay the last hand, or e to end game: ")
            try:
                if user_input not in ('n', 'r', 'e'):
                    raise Exception

            except Exception:
                print("Invalid command.")
                print("")
            else:

                try:     # What if HAND is empty and it can not REPLAY
				REMOVED CODE
        # Handle exception
        if user_input == "e":
            break

        while True: # checking and reacting on second input
            user_input2 = input("Enter u to have yourself play, c to have the computer play:")
            try:
				REMOVED CODE

        # if inputs are correct continue below