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scrapy+Fiddler+celery+ redis +mysql实现分布式定时启动并异步快速动态爬取股票数据功能
【图文详解】scrapy爬虫与动态页面——爬取拉勾网职位信息(1)
全国400多家农产品市场(大致分为8个独立官网,三个集成网站,爬取当天菜价,历史菜价等)如斗南市场,北京新发地等,(举 一个例:https://price.21food.cn/fushipin/baojian/)蔬菜网价格信息实时爬虫。采用语言为python,使用pandas库包进行数据处理,使用 request,Selenium,lxml库包进行爬取,部署在服务器上,利用神经网络识别验证码,集反爬虫,代理IP等多项技术,采取分布式架构。数据 最后存储在hive,hbase和mysql,实现了数据的实时爬取与存储。
基于 scrapy-redis 的通用分布式爬虫框架
大创项目:基于大数据的蔬菜价格预测
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