Python post、get百度

# -*- coding: cp936 -*-
import urllib2,urllib,sys,io
"""
使用GET在百度搜索引擎上查询
此例演示如何生成GET串,并进行请求.
"""
url = "http://www.baidu.com/s"
search = [('w','codemo')]
getString = url + "?" + urllib.urlencode(search)

req = urllib2.Request(getString)
fd = urllib2.urlopen(req)
baiduResponse=""
while 1:
    data= fd.read(1024)
    if not len(data):
        break
    baiduResponse+=data
fobj=open("baidu.html",'w')
fobj.write(baiduResponse)
fobj.close()

import sys, urllib2,gzip,StringIO

params = "charset=utf-8&codestring=&token=96f08093303c5c0b3f4a62acb8c04898&isPhone=false&index=0&u=http%3A%2F%2Fwww.baidu.com%2F&safeflg=0&staticpage=https%3A%2F%2Fpassport.baidu.com%2Fv2Jump.html&loginType=1&tpl=mn&callback=parent.bdPass.api.login._postCallback&username=codemo&password=codemopass&verifycode=&mem_pass=on"  
headers = {  
  "Accept": "image/gif, */*",  
  "Referer": "https://passport.baidu.com/v2/?login&tpl=mn&u=http%3A%2F%2Fwww.baidu.com%2F",  
  "Accept-Language": "zh-cn",  
  "Content-Type": "application/x-www-form-urlencoded",  
  "Accept-Encoding": "gzip, deflate",  
  "User-Agent": "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727)",  
  "Host": "passport.baidu.com",  
  "Connection": "Keep-Alive",  
  "Cache-Control": "no-cache"  
}
request = urllib2.Request(
url = 'https://passport.baidu.com/v2/api/?login',
data = params,
headers=headers
)
response = urllib2.urlopen(request)
if response.info().get('Content-Encoding') == 'gzip':
    print 'gzip enabled'
    buf = StringIO.StringIO(response.read())
    f = gzip.GzipFile(fileobj=buf)
    data = f.read()
else:
    data = response.read()
print "Success-----------------", "\n",data