python 初试 2

#coding:utf-8
import sys
import math
import types
numberlist=["one","two","three","four","five","six","seven","eight","nine","zero"]
output=[]
def delwithnumber(number):
    "得到list对象的长度"
    length=len(number)
    for index in range(0,length):
     "依次得到list对象中的数值"
     indexvalue=int(number[index])-1
     "按照得到的数值到numberlist中匹配到数值添加在output"
     output.append(numberlist[indexvalue])
    return output
if __name__=="__main__":
  try:
    "输入数字并对其进行判断"
    numberstr=raw_input("input numbers:\n")
    if type(int(numberstr)) is types.LongType or type(int(numberstr)) is types.IntType:
       "强制为list对象"
       numlist=list(numberstr)
       "对list对象进行处理"
       print "-".join(delwithnumber(numlist))
    else:
       print "----"
  except ValueError:
    print("not a  real positive int number")
  except TypeError:
    print ("list indices must be integers, not str")