Example of Python crawler crawling Dota rankings

1. Analysis website

Open the developer tools and we observe that the ranking data is not in the doc

doc document

In Javascript we can see the following code:

ajax post method asynchronous request Data

In the XHR column, we find the requested data

Data stored in json

The request field is:

post request field

2. Disguise the browser and store the json data in excel Inside

Get information

Put the data Save to excel

3. Result display

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