"AADSTS700025: Client is public so neither 'client_assertion' nor 'client_secret' should be presented.

[NimSed]

Hi there. Great piece of code. Is this error familiar?: Server returned: {'error': 'invalid_client', 'error_description': "AADSTS700025: Client is public so neither 'client_assertion' nor 'client_secret' should be presented. ...

[justusthane]

I just ran into the same. When adding the redirect URI, you need to set it as a Web application, and that should resolve the error. You may need to delete and recreate the app in Azure.