docs: def user_info(access_token, request):
    """ Return basic information about a user.
  
    Limited to OAuth clients that have receieved authorization to the 'user_info'
    scope.
    """
    user = access_token.user
    data = {
        'username': user.username,
        'first_name': user.first_name,
        'last_name': user.last_name,
        'email': user.email}
  
    return HttpResponse(content=json.dumps(data),
                        content_type='application/json',
                        status=200)