code: def __init__(
      self,
      session,
      wait_period,
      worker=None,
      task=None,
      offline_log_filename=None,
  ):
      super(BackgroundLogService, self).__init__(
          task=task, wait_period=wait_period
      )
      self._worker = worker
      self._task_id = task.id
      self._queue = ForkQueue()
      self._flush = ForkEvent()
      self._last_event = None
      self._offline_log_filename = offline_log_filename
      self.session = session
      self.counter = 1
      self._last_timestamp = 0
  
imports: import json
  import sys
  from pathlib2 import Path
  from logging import LogRecord, getLogger, basicConfig, getLevelName, INFO, WARNING, Formatter, makeLogRecord, warning
  from logging.handlers import BufferingHandler
  from .development.worker import DevWorker
  from ...backend_api.services import events
  from ...backend_api.session.session import MaxRequestSizeError
  from ...config import config
  from ...utilities.process.mp import BackgroundMonitor, ForkEvent, ForkQueue
  from ...utilities.process.mp import SafeQueue, SafeEvent
label_desc: Use image node_id 1 to create a new BackgroundLogService object from inherited base classes: BackgroundMonitor with example: obj = BackgroundLogService(session, wait_period, worker, task, offline_log_filename)