code: def __init__(self):
      self.trains_in_model = None
  
imports: import os
  import shutil
  import sys
  import threading
  from enum import Enum
  from random import randint
  from tempfile import mkstemp
  from typing import TYPE_CHECKING, Callable, Dict, Optional, Any, Union
  import six
  from pathlib2 import Path
  from ...backend_interface.model import Model
  from ...config import running_remotely
  from ...debugging.log import get_logger
  from ...model import InputModel, OutputModel
label_desc: Use image node_id 1 to create a new _Empty object from inherited base classes: object with example: obj = _Empty()