code: def main() -> None:
      exp_id = sys.argv[1]
      env_id = sys.argv[2]
  
      exps_dir = (
          Path.home() / "nni-experiments"
      )  # TODO: aware of config file and env var
      env_dir = exps_dir / exp_id / "environments" / env_id
  
      trial_keeper_dir = env_dir / "trial_keeper"
      i = 0
      while trial_keeper_dir.exists():
          i += 1
          trial_keeper_dir = env_dir / f"trial_keeper_{i}"
  
      trial_keeper_dir.mkdir(parents=True, exist_ok=True)
      print(trial_keeper_dir)
  
label_desc: Use image node_id 1 for calling a global function with example usage: main() without return types