为什么要写爬虫?


Author: yifei / Created: May 29, 2017, 10:24 p.m. / Modified: May 29, 2017, 10:24 p.m. / Edit

为什么要爬数据?

To quote Wikipedia

The key element that distinguishes data scraping from regular parsing is that the output being scraped was intended for display to and end-user, rather than as input to another program, and is therefore usually neither documented nor structured for convenient parsing.

如何获得列表页? 通过爬取整站,通过机器学习,查找列表页


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