Django groups and multi-user account management module (Python 3)

 Django Organizations adds user-managed, multi-user groups to your Django
 project. Use Django Organizations whether your site needs organizations that
 function like social groups or multi-user account objects to provide account
 and subscription functionality beyond the individual user.
 .
   * Works with your existing user model, whether
  ` django.contrib.auth` or a custom model. No additional user
     or authentication functionality required.
   * Users can be belong to and own more than one organization (account, group)
   * Invitation and registration functionality works out of the box for many
     situations and can be extended as need to fit specific requirements.
   * Start with the base models or use your own for greater customization.
 .
 This is the Python 3 version of the package.