# -*- coding: utf-8 -*- import scrapy from qiubaiByPages.items import QiubaibypagesItem

class QiubaiSpider(scrapy.Spider): name = ‘qiubai‘ #allowed_domains = [‘www.qiushibaike.com/text’] start_urls = [‘https://www.qiushibaike.com/text/‘]

#设计一个通用的url模板 url = ‘https://www.qiushibaike.com/text/page/%d/‘ pageNum = 1

def parse(self, response): div_list = response.xpath(‘//*[@id=”content-left”]/div‘)

for div in div_list: author = div.xpath(‘./div[@class=”author clearfix”]/a[2]/h2/text()‘).extract_first() content = div.xpath(‘.//div[@class=”content”]/span/text()‘).extract_first()

#创建一个items对象，将解析到数据值存储到items对象中 item = QiubaibypagesItem() item[‘author‘] = author item[‘content‘] = content

#将item提交给管道 yield item

#请求的手动发送 #13表示的是最后一页的页码 if self.pageNum <= 13: print(‘爬取到了第%d页的页面数据‘%self.pageNum) self.pageNum += 1 new_url = format(self.url % self.pageNum) yield scrapy.Request(url=new_url,callback=self.parse)