[Solved]-How to store google oauth token in django : Storage or database

To implementsign in with google feature you can use django-allauth
https://django-allauth.readthedocs.io/en/latest/

it provides easy to integrate set of Django applications addressing authentication, registration, account management as well as 3rd party (social) account authentication.

https://django-allauth.readthedocs.io/en/latest/providers.html#google