def get_access_token_uncached(scopes, deadline=None, service_account_id=None):
 rpc = create_rpc(deadline)
 make_get_access_token_call(rpc, scopes, service_account_id=service_account_id)
 rpc.wait()
 return rpc.get_result()

def get_access_token_uncached ( scopes , deadline = None , service_account_id = None ) : rpc = create_rpc ( deadline ) make_get_access_token_call ( rpc , scopes , service_account_id = service_account_id ) rpc . wait ( ) return rpc . get_result ( )
oauth2 access token to act on behalf of the application .