code: def from_config(self, config):
      pass
  
file_path: optimum/optimum/onnxruntime/preprocessors/quantization.py
imports: from abc import ABC, abstractmethod
  from logging import getLogger
  from os import PathLike
  from pathlib import Path
  from typing import Optional, Set, Tuple, Union
  from onnx import ModelProto, load_model
  from onnxruntime.transformers.onnx_model import OnnxModel
label_desc: Use image node_id 2 for calling the QuantizationPreprocessor obj's underlying member method code with example usage: obj.from_config(config) without return types