2.6对一个整数中的各个数字求和.py

# -*- coding: utf-8 -*-
"""
Created on Sun Apr 22 16:27:35 2018

@author: MyPC
"""

def main():
    '''
    对一个整数中的各个数字求和.
    
    
    input:number  
    output:sum
    '''
    
    numbere_str = input("input nummber :")
    number =eval(numbere_str)
    number_len = len(numbere_str)
    sum = 0
    for i in range(1,number_len+1):
        digit = number % 10
        number = number // 10
        sum += digit 
    print("The sum of the digit is %d :"%(sum))
    
    
if __name__ == "__main__":
    main()