# -*- coding: utf-8 -*-
import scrapy
from  douban.items import DoubanItem


class DoubanSpiderSpider(scrapy.Spider):
    #这素爬虫名称
    name = "douban_spider"
    #容许的域名
    allowed_domains = ["movie.douban.com"]
    #入口url，扔到调度器里面去
    start_urls = ['https://movie.douban.com/top250']

    def parse(self, response):
        #print(response.text)
        movie_list = response.xpath("//div[@class='article']//ol[@class='gril_view']/li/")
        # print(movie_list)
        for i_item in movie_list:
             # douban_item = DoubanItem()
             # douban_item['serial_number'] = i_item.xpath(".//div[@class='item']//em/text()").extract_first()
             print(i_item)

我用的环境是python3.7。