def get_sqlproxy_runner(self):
        """
        
        """
        if not self.use_proxy:
            raise AirflowException("Proxy runner can only be retrieved in case of use_proxy = True")
        return CloudSqlProxyRunner(
            path_prefix=self.sql_proxy_unique_path,
            instance_specification=self._get_sqlproxy_instance_specification(),
            project_id=self.project_id,
            sql_proxy_version=self.sql_proxy_version,
            sql_proxy_binary_path=self.sql_proxy_binary_path
        )