python保存图片

import urllib
import re
import sys
from urllib import urlretrieve
url='http://desk.zol.com.cn/bizhi/5015_62176_2.html'
t=urllib.urlopen(url)
s=t.read()
t.close()

ur='<img id="bigImg".*?src="(.*?)".*?>'
ulist=re.findall(ur,s)

file=r'e:\img\\'

for m in range(len(ulist)):
     c=m
     m='%d'%m
     #q=m+'.jpg'
     f=file+<span style="font-family: Arial, Helvetica, sans-serif;">m+'.jpg'</span>

     print f
     urlretrieve(ulist[c],f)

1.数字不能跟字符串进行+运算，先把数字转成字符