python的urllib2实现登录网页_python模拟网站登录(urllib urllib2模拟登录)

使用python模拟登录网站,首先要知道网站登录细节及相应的cookie。

分三步完成：

1，获取一个cookie

2，装载好自己的request

3，发送模拟登录请求

推荐阅读： Python模拟新浪微博登录(urllib、cookielib、urllib2模拟登录) python模拟登录新浪微博抓取数据(cookielib和urllib2)

例子，python模拟登录网站的代码。 代码示例:

#author:liangliang

#email:liangliangyy@

#blog:/

#site: #

import urllib

import urllib2

import cookielib

import string

import re

url = "/wp-login.php"

headers = {'User-Agent' : 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/34.0.1847.116 Safari/537.36',}

#这块可以通过抓包工具来获得

postData = {

'log':'admin',

'pwd':'password',

'wp-submit':'登录',

'redirect_to':'/wp-admin/',

'testcookie':'1'

}

cj = cookielib.LWPCookieJar()

cookie_support = urllib2.HTTPCookieProcessor(cj)

opener = urllib2.build_opener(cookie_support,urllib2.HTTPHandler)

urllib2.install_opener(opener)

h = urllib2.urlopen(url)

postData = urllib.urlencode(postData)

request = urllib2.Request(url,postData,headers)

print request

response = urllib2.urlopen(request)

text = response.read()

text = unicode(text,'utf-8').encode('gb18030')

print text