python 自动登录

Posted 2020-10-16 沧海一粒水

import scrapy
from scrapy.http import Request,FormRequest

class TySpider(scrapy.Spider):
    name = ‘ty‘
    allowed_domains = [‘iqianyue.com‘]
    #start_urls = [‘http://iqianyue.com/‘]
    header={ ‘User-Agent‘:‘Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; 360SE)‘}

    def start_requests(self):
        return [Request(‘http://edu.iqianyue.com/index_user_login.html‘,meta={‘cookiejar‘:1},callback=self.parse)]


    def parse(self, response):
        data = {
            ‘number‘:‘xiesongyou‘,
            ‘passwd‘:‘xsy667437‘,
        }
        print("登录中.....")
        return [FormRequest.from_response(response,
                                          meta={‘cookiejar‘:response.meta[‘cookiejar‘]},
                                          headers=self.header,
                                          formdata=data,
                                          callback=self.next,)]
    def next(self,response):
        # rst=response.body
        # print(rst.decode())
        print(response.xpath("/html/head/title/text()").extract())
        yield Request(‘http://edu.iqianyue.com/index_user_index.html‘,
                      callback=self.next2,
                      meta={"cookiejar":True})
    def next2(self,response):
        print(response.xpath("/html/head/title/text()").extract())
        # rst = response.body
        # print(‘- ‘ * 60)
        # print(rst.decode())