Amazon implemented OAuth2 protocol for their authentication mechanism. To enable python-social-auth support follow this steps:
Go to Amazon App Console and create an application.
Fill App Id and Secret in your project settings:
SOCIAL_AUTH_AMAZON_KEY = '...'
SOCIAL_AUTH_AMAZON_SECRET = '...'
Enable the backend:
SOCIAL_AUTH_AUTHENTICATION_BACKENDS = (
...
'social.backends.amazon.AmazonOAuth2',
...
)
Further documentation at Website Developer Guide and Getting Started for Web.