code: def assert_predictions_equal(self, preds1, preds2):
      for pred1, pred2 in zip(preds1, preds2):
          self.assert_prediction_equal(pred1, pred2)
  
imports: import json
  import os.path
  import random
  import tempfile
  from copy import deepcopy
  from unittest import TestCase, mock
  import mmcv
  import mmengine
  import numpy
  import torch
  from mmocr.apis.inferencers import KIEInferencer
  from mmocr.utils.check_argument import is_type_list
  from mmocr.utils.polygon_utils import poly2bbox
  from mmocr.utils.typing_utils import KIEDataSample
label_desc: Use image node_id 3 for calling the TestKIEInferencer obj's underlying member method code with example usage: obj.assert_predictions_equal(preds1, preds2) without return types