code: def image_processor_dict(self):
      return self.prepare_image_processor_dict()
  
imports: import json
  import os
  import shutil
  import tempfile
  import unittest
  import numpy
  import pytest
  from transformers import MgpstrTokenizer
  from transformers.models.mgp_str.tokenization_mgp_str import VOCAB_FILES_NAMES
  from transformers.testing_utils import require_torch, require_vision
  from transformers.utils import IMAGE_PROCESSOR_NAME, is_torch_available, is_vision_available
label_desc: Use image node_id 1 for calling the MgpstrProcessorTest obj's underlying member method code with example usage: obj.image_processor_dict() and returns: self