python 爬去优酷会员表情

import urllib

import os

import re

//地址

url= 'http://v.youku.com/v_show/id_XMTMwNjQ5ODQ3Mg==_ev_1.html?from=y1.3-idx-uhome-1519-20887.205805-205902.1-1'

context = urllib.urlopen(url).read() //读取网页内容保存

res = re.findall('http://static.youku.com/v1.0.1082/index/img/vip_emotion/wanwan/*.gif',context)   //查找图片链接

os.chdir('D:\\ext') //图片存储路径 ，os.getcwd()可以读取路径

for i in range（len(res)）:

    name = str(i) + ‘.jpg’

    f = open(name,'wb')

    f.write(urllib.urlopen(res[i]).read()) //下载到本地

f.close() //关闭文档占用