code: def refresh_token(self, arguments):
          
  
          new_access_token = None
  
          auth = ExistAuth(self.client_id, self.client_secret)
          resp = auth.refresh_token(self.access_token)
          if auth.token:
              new_access_token = auth.token['access_token']
              print('OAuth token refreshed: %s' % new_access_token)
              self.write_config(new_access_token)
          else:
              print('ERROR: We were unable to refresh the OAuth token | %s' % json.dumps(resp))
docs: Refresh a user's access token, using existing the refresh token previously
          received in the auth flow.