code: def __init__(
      self,
      factor: float = 1.0,
      preprocessor: Optional[Preprocessor] = None,
  ):
      self.factor = factor
      super().__init__(preprocessor)
  
imports: import uuid
  from typing import Dict, Optional, Union
  from unittest import mock
  import numpy
  import pandas
  import pytest
  import ray
  from ray.air.constants import TENSOR_COLUMN_NAME
  from ray.air.util.data_batch_conversion import BatchFormat
  from ray.data import Preprocessor
  from ray.train._internal.framework_checkpoint import FrameworkCheckpoint
  from ray.train.predictor import Predictor, PredictorNotSerializableException
  from ray.train.tests.util import create_dict_checkpoint, load_dict_checkpoint
label_desc: Use image node_id 1 to create a new DummyPredictor object from inherited base classes: Predictor with example: obj = DummyPredictor(factor, preprocessor)