老王的农场

摘要： # -*- coding: utf-8 -*- import scrapy from scrapy.http import Request from scrapy.core.engine import ExecutionEngine class ChoutiSpider(scrapy.Spider): name = 'baidu' allowed_domains = ['bai... 阅读全文

摘要： 规则 from scrapy.http import Request for url in response: yield Request(url=url，callback=self.parse) # yield Request,放到调度器# yield ，放到pipeline def parse(self,response): #获取指定数据，进行持久化 ... 阅读全文