code: def hydra_main(overrides: List[Any]):
      cfg = compose_hydra_configuration(overrides)
      args, config = convert_to_attrdict(cfg)
      main(args, config)
  
file_path: vissl/tools/nearest_neighbor_test.py
imports: import sys
  from argparse import Namespace
  from typing import Any, List
  from vissl.config import AttrDict
  from vissl.utils.hydra_config import compose_hydra_configuration, convert_to_attrdict
  from vissl.utils.knn_utils import extract_features_and_run_knn, extract_features_and_run_knn_on_slurm
  from vissl.utils.slurm import is_submitit_available
label_desc: Use image node_id 2 for calling a global function with example usage: hydra_main(overrides) without return types