class_docstr: docstring for Env
class_docstr_tok: ["docstring","for","Env"]
code: def hostname(self):
      return self._hostname
  
file_path: milvus/tests/benchmark/milvus_benchmark/env/base.py
imports: import logging
  from milvus_benchmark import utils
  from milvus_benchmark import config
label_desc: Use image node_id 9 for calling the BaseEnv obj's underlying member method code with example usage: obj.hostname() and returns: self