

def save(self, verbosity=1, *args, **kwargs):
    is_new = (self.pk is None)
    if (is_new and (connection.schema_name != get_public_schema_name())):
        raise Exception(("Can't create tenant outside the public schema. Current schema is %s." % connection.schema_name))
    elif ((not is_new) and (connection.schema_name not in (self.schema_name, get_public_schema_name()))):
        raise Exception(("Can't update tenant outside it's own schema or the public schema. Current schema is %s." % connection.schema_name))
    super(TenantMixin, self).save(*args, **kwargs)
    if (is_new and self.auto_create_schema):
        try:
            is_new.create_schema(check_if_exists=True, verbosity=verbosity)
            post_schema_sync.send(sender=TenantMixin, tenant=self)
        except Exception as e:
            self.delete(force_drop=True)
            raise
    elif is_new:
        schema_needs_to_be_sync.send(sender=TenantMixin, tenant=self)

dataset/ETHPy150Open tomturner/django-tenants/django_tenants/models.py TenantMixin.save/VarMisuse@131/220 `self`->`is_new`