I\'m using a service account for G Suite with full domain delegation. I have a script with readonly access to Google Calendar. The script works just fine, but throws an error (o
Tried all the solutions that were listed, but none of them worked. Until I tried the (simple) suggestion from @dtk that was listed somewhere in the comments :
Install an older version of oauth2client by running:
pip install oauth2client==3.0.0
Now everything works fine for me. Thank you @dtk !