code: def cls() -> Type["ImageProcessor"]:
      return FinalPreparation
  
file_path: calamari/calamari_ocr/ocr/dataset/imageprocessors/final_preparation.py
imports: from dataclasses import dataclass, field
  from typing import Type
  import numpy
  from paiargparse import pai_dataclass, pai_meta
  from tfaip.data.pipeline.processor.dataprocessor import DataProcessorParams
  from calamari_ocr.ocr.dataset.imageprocessors.data_preprocessor import ImageProcessor
  from calamari_ocr.utils.image import to_uint8, to_float32
label_desc: Use image node_id 1 for calling the FinalPreparationProcessorParams obj's underlying member method code with example usage: obj.cls() and returns: FinalPreparation