def get_identifier(self, request):
        try:
            return request._authentication_backend.get_identifier(request)
        except AttributeError:
            return 'nouser'
Show a page for the user to add/edit an  VTServer
dataset/ETHPy150Open django-tastypie/django-tastypie/tastypie/authentication.py/MultiAuthentication.get_identifier--crossover with--dataset/ETHPy150Open fp7-ofelia/ocf/vt_manager/src/python/vt_manager/controller/dispatchers/ui/GUIdispatcher.py/servers_crud