11.Python使用Scrapy爬虫小Demo(新手入门)

1.前提:已安装好scrapy,且已新建好项目,编写小Demo去获取美剧天堂的电影标题名

2.在项目中创建一个python文件

3.代码如下所示:

import scrapy

class movies(scrapy.Spider):

    name = 'movieUS'    #唯一标识
    start_urls = ['http://www.meijutt.com/new100.html']   #爬虫的网址

    def parse(self, response):
        movies = response.xpath('//ul[@class="top-list  fn-clear"]/li')

        for movie in  movies:
            movie_name = movies.xpath('./h5/a/@title').extract()
            print(movie_name)

4.运行操作截图如下所示:

 

posted @ 2018-08-28 16:34  廖丹  阅读(249)  评论(0编辑  收藏  举报