I’ve never used PyTorch before... is this running within my local machine, or is there some API in here that’s also sending data to Google to also train their models? Asking a privacy point-of-view..
The python notebook is hosted on google colab which will execute on free (for you) google servers. If you’re concerned about privacy probably do not upload your personal chat logs. You could also download the notebook and install resources on a machine you control. There looks like alternative datasets to test for Obama and movie dialogues