code: def get_head_node_ip(
      config_file: str, override_cluster_name: Optional[str] = None
  ) -> str:
      """Returns head node IP for given configuration file if exists."""
  
      config = yaml.safe_load(open(config_file).read())
      if override_cluster_name is not None:
          config["cluster_name"] = override_cluster_name
  
      provider = _get_node_provider(
          config["provider"], config["cluster_name"]
      )
      head_node = _get_running_head_node(
          config, config_file, override_cluster_name
      )
      if config.get("provider", {}).get("use_internal_ips", False):
          head_node_ip = provider.internal_ip(head_node)
      else:
          head_node_ip = provider.external_ip(head_node)
  
      return head_node_ip
  
imports: import copy
  import datetime
  import hashlib
  import json
  import logging
  import os
  import random
  import shutil
  import subprocess
  import sys
  import tempfile
  import time
  from concurrent.futures import ThreadPoolExecutor
  from types import ModuleType
  from typing import Any, Dict, List, Optional, Tuple, Union
  import click
  import yaml
  import ray
  from ray._private.usage import usage_lib
  from ray.autoscaler._private import subprocess_output_util
  from ray.autoscaler._private.autoscaler import AutoscalerSummary
  from ray.autoscaler._private.cli_logger import cf, cli_logger
  from ray.autoscaler._private.cluster_dump import Archive, GetParameters, Node, _info_from_params, create_archive_for_local_and_remote_nodes, create_archive_for_remote_nodes, get_all_local_data
  from ray.autoscaler._private.command_runner import set_rsync_silent, set_using_login_shells
  from ray.autoscaler._private.constants import AUTOSCALER_RESOURCE_REQUEST_CHANNEL, MAX_PARALLEL_SHUTDOWN_WORKERS
  from ray.autoscaler._private.event_system import CreateClusterEvent, global_event_system
  from ray.autoscaler._private.log_timer import LogTimer
  from ray.autoscaler._private.node_provider_availability_tracker import NodeAvailabilitySummary
  from ray.autoscaler._private.providers import _NODE_PROVIDERS, _PROVIDER_PRETTY_NAMES, _get_node_provider
  from ray.autoscaler._private.updater import NodeUpdaterThread
  from ray.autoscaler._private.util import LoadMetricsSummary, format_info_string, hash_launch_conf, hash_runtime_conf, prepare_config, validate_config
  from ray.autoscaler.node_provider import NodeProvider
  from ray.autoscaler.tags import NODE_KIND_HEAD, NODE_KIND_WORKER, STATUS_UNINITIALIZED, STATUS_UP_TO_DATE, TAG_RAY_LAUNCH_CONFIG, TAG_RAY_NODE_KIND, TAG_RAY_NODE_NAME, TAG_RAY_NODE_STATUS, TAG_RAY_USER_NODE_TYPE
  from ray.experimental.internal_kv import _internal_kv_put, internal_kv_get_gcs_client
  from ray.util.debug import log_once
label_desc: Use image node_id 19 for calling a global function with example usage: get_head_node_ip(config_file, override_cluster_name) and returns: head_node_ip