code: def __init__(
      self,
      app,
      db: Database,  # BORROWED
      inst_coll_manager: InstanceCollectionManager,
      resource_manager: CloudResourceManager,
      machine_name_prefix: str,
      config: JobPrivateInstanceManagerConfig,
      task_manager: aiotools.BackgroundTaskManager,
  ):
      super().__init__(
          db,
          inst_coll_manager,
          resource_manager,
          config.cloud,
          config.name,
          machine_name_prefix,
          is_pool=False,
          max_instances=config.max_instances,
          max_live_instances=config.max_live_instances,
          task_manager=task_manager,
      )
      self.app = app
      global_scheduler_state_changed: Notice = self.app[
          "scheduler_state_changed"
      ]
      self.create_instances_state_changed = (
          global_scheduler_state_changed.subscribe()
      )
      self.scheduler_state_changed = asyncio.Event()
  
      self.async_worker_pool: AsyncWorkerPool = app["async_worker_pool"]
      self.exceeded_shares_counter = ExceededSharesCounter()
  
      self.boot_disk_size_gb = config.boot_disk_size_gb
      self.max_new_instances_per_autoscaler_loop = (
          config.max_new_instances_per_autoscaler_loop
      )
      self.autoscaler_loop_period_secs = (
          config.autoscaler_loop_period_secs
      )
      self.worker_max_idle_time_secs = config.worker_max_idle_time_secs
  
imports: import asyncio
  import json
  import logging
  import random
  import traceback
  from typing import Any, AsyncIterator, Dict, List, Tuple
  import sortedcontainers
  from gear import Database
  from hailtop import aiotools
  from hailtop.utils import AsyncWorkerPool, Notice, WaitableSharedPool, periodically_call, retry_long_running, run_if_changed, secret_alnum_string, time_msecs
  from ...batch_format_version import BatchFormatVersion
  from ...inst_coll_config import JobPrivateInstanceManagerConfig
  from ...instance_config import QuantifiedResource
  from ...utils import Box, ExceededSharesCounter, regions_bits_rep_to_regions
  from ..exceptions import RegionsNotSupportedError
  from ..instance import Instance
  from ..job import mark_job_creating, mark_job_errored, schedule_job
  from ..resource_manager import CloudResourceManager
  from .base import InstanceCollection, InstanceCollectionManager
label_desc: Use image node_id 1 to create a new JobPrivateInstanceManager object from inherited base classes: InstanceCollection with example: obj = JobPrivateInstanceManager(app, db, inst_coll_manager, resource_manager, machine_name_prefix, config, task_manager)