code: def hydra_main(overrides: List[Any]):
      with initialize_config_module(config_module="vissl.config"):
          cfg = compose("defaults", overrides=overrides)
      args, config = convert_to_attrdict(cfg)
      main(args, config)
  
imports: import logging
  import sys
  from argparse import Namespace
  from typing import Any, List
  import numpy
  from hydra.experimental import compose, initialize_config_module
  from sklearn.decomposition import PCA
  from vissl.config import AttrDict
  from vissl.data import build_dataset
  from vissl.hooks import default_hook_generator
  from vissl.utils.checkpoint import get_checkpoint_folder
  from vissl.utils.distributed_launcher import launch_distributed
  from vissl.utils.env import set_env_vars
  from vissl.utils.hydra_config import convert_to_attrdict, is_hydra_available
  from vissl.utils.io import save_file
  from vissl.utils.logger import setup_logging, shutdown_logging
  from vissl.utils.misc import is_faiss_available, merge_features, set_seeds
label_desc: Use image node_id 4 for calling a global function with example usage: hydra_main(overrides) without return types