code: def _get_assets(self) -> List["Asset"]:
      return [
          asset_class(
              interface=self.asset_interface or self.backend_interface,
              settings=self.settings,
              shutdown_event=self._shutdown_event,
          )
          for asset_class in asset_registry
      ]
  
imports: import datetime
  import logging
  import queue
  import threading
  from collections import defaultdict, deque
  from typing import TYPE_CHECKING, Deque, Dict, List, Optional, Tuple
  from .assets.asset_registry import asset_registry
  from .assets.interfaces import Asset, Interface
  from .assets.open_metrics import OpenMetrics
  from .system_info import SystemInfo
label_desc: Use image node_id 2 for calling the SystemMonitor obj's underlying member method code with example usage: obj._get_assets() and returns: unknown