gistfile1.py

import random

yourNumber = None

while True:
    try:
        yourNumber = int(input('Enter a number between 1 and 100: '))
        if yourNumber > 100 or yourNumber < 1:
            print('Please enter a number between 1 and 100!')
            continue
        break
    except ValueError:
        print('That is not a number, try again!')

computerGuesses = list()

while True:
    computerGuess = random.randint(1, 100)

    if not computerGuesses.__contains__(computerGuess):
        computerGuesses.append(computerGuess)
        if computerGuess == yourNumber:
            print('Your number is:', computerGuess)
            break
        else:
            print('Not', computerGuess)