When I try to upload a sample csv data to my GAE app through appcfg.py, it shows the below 401 error.
appcfg.py
2015-11-04 10:44:41,820 INFO client.py:571
You must have an oauth token for a google account that is not an admin of that project. Try passing the --no_cookies flag so that it prompts for authentication again.
--no_cookies