def get_user(self, username):
        User = get_user_model()
        lookup_kwargs = {
            User.USERNAME_FIELD: username,
            'is_active': False
        }
        try:
            user = User.objects.get(**lookup_kwargs)
            return user
        except User.DoesNotExist:
            return None
Given the verified username, look up and return the
dataset/ETHPy150Open ubernostrum/django-registration/registration/backends/hmac/views.py/ActivationView.get_user