How do can i include the dl_session in the code?

[SerialSeller]

Hi, i have setup docker and python and i want to use the pro endpoint but every time i get
Error: {'code': 401, 'message': 'No dl_session Found'}
i extracted dl_session from deepl website but where do i write it inside the code and how?
and sorry to bother with silly question but i'm newbie and learning.

[missuo]

https://ssa.sx/deeplx