python帶cookie提交表單自動登錄

 

import urllib
import urllib2
import cookielib

login_url = "xxxxxxxxxxxxx"

cj = cookielib.CookieJar()#實例化對象，創建cookie容器cj
opener = urllib2.build_opener(urllib2.HTTPCookieProcessor(cj))#通過build_opener方法構造一個包含把cookie傳給HTTP...構造方法的類實例的ＵＲＬ訪問器

10 contens = opener.open(login_url).read()#這里是因為學校官網提交的表單中需要有一個lt參數，而它是變化的所以先獲取解析一下得到它
lt = re.findall('<input type="hidden" name="lt" value="(.*)" />',contents1)

   #payload
form_info={"username":"xx","password":"xx","lt":lt[0],"_eventId":"submit","errors":"0"}

postData = urllib.urlencode(form_info)
opener.addheaders=[("User-Agent","xxxx"),]#我是瀏覽器

resp = opener.open(login_url,postData)

print resp.read()