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用scrapy写的用于爬取python_dev的新版mailing lis网站内容

Python 100.00%

pa_python_dev's Introduction

pa_python_dev

用scrapy写的用于爬取python_dev的新版mailing list网站内容。

分三步爬取所需要的内容,对应的是三只爬虫,位于spiders下。

使用环境

  • scrapy
  • fake_useragent
  • pymongo
  • beautifulsoup4

使用流程

  • 进入pa_python_dev文件夹
  • 显示三只爬虫命令: scrapy list
  • 获取所需要的topic的url
    • 在spiders/python_dev_threads.py中,设定获取的时间范围
    • 在settings.py中设定好mongodb的参数,这是用于item输出的地址
    • pipelines.py中的账户密码也需要设置一下
    • 爬虫启动命令: scrapy crawl python_dev_threads
  • 获取topic详细内容
    • 在python_dev_topic.py中,设定topic_url所在数据库集合位置
    • 在settings.py中设定本次输出到mongodb的参数
    • 爬虫启动命令: scrapy crawl python_dev_topic
  • 获取每个topic的回复reply内容
    • 在python_dev_reply.py中,设定topic所在数据库集合位置
    • 在settings.py中设定本次输出到mongodb的参数
    • 爬虫启动命令: scrapy crawl python_dev_reply

pa_python_dev's People

Contributors

ckxkexing avatar

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