Comment by Terretta

Have you considered doing it off machine?

https://github.com/GoogleCloudPlatform/cloud-shell-tutorials...

https://cloud.google.com/natural-language/docs/samples/langu...

I'd suggest v2:

https://cloud.google.com/natural-language/docs/classifying-t...

Here are built in content categories (which feel consumer advertising oriented, natch), but it handles other classifications as well:

https://cloud.google.com/natural-language/docs/categories#ca...