参考：https://blog.csdn.net/u013210620/article/details/80283637

手动操作cookie点赞

# -*- coding: utf-8 -*-
import scrapy
from bs4 import BeautifulSoup
from scrapy.selector import HtmlXPathSelector
from scrapy.http import Request
from ..items import XianglongItem
from scrapy.http import HtmlResponse
from scrapy.http.response.html import HtmlResponse


class ChoutiSpider(scrapy.Spider):
    name = 'chouti'
    allowed_domains = ['chouti.com']
    start_urls = ['http://dig.chouti.com/',]

    cookie_dict = {}
    def start_requests(self):
        for url in self.start_urls:
            yield Request(url=url,callback=self.parse_index)

    def parse_index(self,response):
        # 原始cookie
        # print(response.headers.getlist('Set-Cookie'))

        # 解析后的cookie
        from scrapy.http.cookies import CookieJar
        cookie_jar = CookieJar()
        cookie_jar.extract_cookies(response, response.request)
        print("cookie_jar._cookies",cookie_jar._cookies)
        for k, v in cookie_jar._cookies.items():
            for i, j in v.items():
                for m, n in j.items():
                    self.cookie_dict[m] = n.value


        req = Request(
            url='http://dig.chouti.com/login',
            method='POST',
            headers={'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8'},
            body='phone=xxx&password=xxx&oneMonth=1',
            cookies=self.cookie_dict,
            callback=self.parse_check_login
        )
        yield req

    def parse_check_login(self,response):
        print("parse_check_login",response.text)
        yield Request(
            url='https://dig.chouti.com/link/vote?linksId=19440976',
            method='POST',
            cookies=self.cookie_dict,
            callback=self.parse_show_result
        )

    def parse_show_result(self,response):
        print("parse_show_result",response.text)

自动操作cookie点赞

# -*- coding: utf-8 -*-
import scrapy
from scrapy.http import Request
class ChoutiSpider(scrapy.Spider):
    name = 'chouti'
    allowed_domains = ['chouti.com']
    start_urls = ['http://dig.chouti.com/',]

    def start_requests(self):
        for url in self.start_urls:
            yield Request(url=url,callback=self.parse_index,meta={'cookiejar':True})

    def parse_index(self,response):
        req = Request(
            url='http://dig.chouti.com/login',
            method='POST',
            headers={'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8'},
            body='phone=8613121758648&password=woshiniba&oneMonth=1',
            callback=self.parse_check_login,
            meta={'cookiejar': True}
        )
        yield req

    def parse_check_login(self,response):
        # print(response.text)
        yield Request(
            url='https://dig.chouti.com/link/vote?linksId=19440976',
            method='POST',
            callback=self.parse_show_result,
            meta={'cookiejar': True}
        )

    def parse_show_result(self,response):
        print(response.text)