class_docstr: helm env class wrapper
class_docstr_tok: ["helm","env","class","wrapper"]
code: def tear_down(self):
      logger.debug(
          "Start clean up: {}.{}".format(self.name, self._name_space)
      )
      helm_utils.helm_del_server(self.name, self._name_space)
  
file_path: milvus/tests/benchmark/milvus_benchmark/env/helm.py
imports: import os
  import time
  import pdb
  import logging
  import traceback
  from milvus_benchmark.env import helm_utils
  from milvus_benchmark.env.base import BaseEnv
  from milvus_benchmark import config
label_desc: Use image node_id 3 for calling the HelmEnv obj's underlying member method code with example usage: obj.tear_down() without return types