How to parse a browser page using browser extensions?

Question

Browsers

I'm getting markup using the BeautifulSoup library, but the required data is missing.
I believe that this is due to the extension, because. when using the console in Chrome itself, I have all the information
. And when getting the markup in Python, exactly the part that is obtained only using the .
How to get page markup with extension?

Answer 1

Most likely not.
It should be borne in mind that the extension is an application that is third-party from some page, which has its own API and interface. In fact, when you open the page, you get data not processed by the extension, but after that it starts to make its own changes using JS inserts, processing the material on the page.