python program to figure out how many numbers there are between 1-x with repeating digits.

gistfile1.py

def get_digits(num):
    rem = num % 10
    it_num = num/10
    digits = []
    while(rem > 0 or it_num > 0):
        if rem in digits: return None
        digits.insert(0, rem)
        rem = it_num % 10
        it_num = it_num/10
    return num

if __name__ == '__main__':
    num = 1000
    digits = []
    for x in range(1,num+1):
        solution = get_digits(x)
        if solution:
            digits.append(solution)
    print len(digits)

    print num - len(digits)