Get the Digit Length of a Number #python

digit_length.py

#!/usr/bin/env python3

import math

def digit_length(n):

    # outside of these ranges, we get floating point errors    
    if n >= -999999999999997 and n <= 999999999999997:
        
        if n > 0:
            return int(math.log10(n)) + 1
        elif n == 0:
            return 1
        else:
            return int(math.log10(-n)) + 2
    
    else: 
        
        return len(str(n))