The answer
google-auth-oauthlib
Top verified match: its declared tools match your intent, it is the official vendor server, and it holds a strong verification score.
fresh · published 89d ago · verified 2026-08-01tested · static-verifiedsigned passport ✓score 97/1005 declared tools170,194,248 monthly downloads
Runners-up
- requests-oauthlib40/100 · weaker match
- oauthlib40/100 · weaker match