Python模拟登录和登录跳转的参考示例
#coding:utf-8
importurllib
importurllib2
importcookielib
frombs4importBeautifulSoup
#设置登录url
login_url="******************"
#创建登录类
classLogin(object):
#初始化
def__init__(self):
self.username=''
self.password=''
#验证码
self.rode=''
#设置cookie
self.cj=cookirlib,LWPCookieJar()
self.opener=urllib2.build_opener(urllib2.HTTPCookieProcessor(self.cj))
urllib2.install_opener(self.opener)
defsetLoginInfo(self,username,passwoed,rode):
"""设置登录用户信息"""
self.username=username
self.password=password
self.rode=rode
deflogin(self):
""""模拟登录"""
login_data={'username':self.username,'password':self.password,'rode':self.rode}
headers={'User-Agent':'Mozilla/5.0(WindowsNT6.1;WOW64)AppleWebKit/537.36(KHTML,likeGecko)Chrome/55.0.2859.0Safari/537.36'}
req=urllib2.Request(login_url,data=urllib.urlencode(login_data),headers=headers)
response=urllibs.urlopen(req)
#加cookie,自动保存seissionid,做后续跳转
self.operate=self.opener.open(req)
#通过BeautifulSoup获取网页内容
soup=BeautifulSoup(response,'lxml')
#获取网页的content
data=soup.select('#content')
ifdata:
printu'模拟登录成功!',data
printu'模拟登录失败!'
defskip(self,skip_url):
"""
模拟登录成功后,跳转网页
----------------------------
传递跳转网页的url
"""
headers={'User-Agent':'Mozilla/5.0(WindowsNT6.1;WOW64)AppleWebKit/537.36(KHTML,likeGecko)Chrome/55.0.2859.0Safari/537.36'}
req=urllib2.Request(skip_url,headers=headers)
response=urllib2.urlopen(req)
soup=BeautifulSoup(response,'lxml')
#获取跳转后网页的title
printsoup.title.string
if__name__=="__main__":
userlogin=Login()
username='***********'
password='***********'
rode='***********'
#执行模拟登录方法
userlogin.login()
#执行模拟登录成功后网页跳转方法
user_login.skip(skip_url='***************')
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