code: def test_transform(self):
      transform = RemoveIgnored()
      results = transform(copy.deepcopy(self.data_info))
      for original_idx, new_idx in enumerate([0, 3]):
          for key in self.keys:
              self.assertTrue(
                  np.array_equal(
                      results[key][original_idx],
                      self.data_info[key][new_idx],
                  )
              )
  
imports: import copy
  import unittest
  import unittest.mock
  import numpy
  from mmocr.datasets.transforms import FixInvalidPolygon, RandomCrop, RandomRotate, RemoveIgnored, Resize
  from mmocr.utils import poly2shapely
label_desc: Use image node_id 2 for calling the TestRemoveIgnored obj's underlying member method code with example usage: obj.test_transform() without return types