How to use Scrapy to crawl the full range of Huawei mobile comments in JD.com Mall

This article mainly introduces how to use Scrapy to climb the full range of Huawei mobile comments in JD.com Mall. The article is very detailed and has a certain reference value. Interested friends must finish reading it!

Find a home page for each model and crawl for comments.

The corresponding html code is used to analyze the web page with beautisoup to get the phone model and herf

Code implementation:

Start_requests: the simple method used here is to iterate through the loop, crawl the good and bad comments of each phone model according to the three parameters of url, and finally store them in mongodb through pipelines:

Crawled data

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