while answer != 'Good job!':
    print('Take a guess')
    answer = guessNumber(int(input()))
    print(answer)
    guesses = guesses + 1
    if answer == 'Good job!':
        break    

The break statement is not needed, since the while loop will stop once the the answer is 'Good job!'

while answer != 'Good job!':
    print('Take a guess')
    answer = guessNumber(int(input()))
    print(answer)
    guesses = guesses + 1   

while answer != 'Good job!':
    print('Take a guess')
    answer = guessNumber(int(input()))
    print(answer)
    guesses = guesses + 1
    if answer == 'Good job!':
        break

The break statement is not needed, since the while loop will stop once the the answer is 'Good job!'{

while answer != 'Good job!':
    print('Take a guess')
    answer = guessNumber(int(input()))
    print(answer)
    guesses = guesses + 1