code: def test_sequ_classification_model_head_labels(self):
      model = BertForSequenceClassification(self.config)
      adapters.init(model)
      with TemporaryDirectory() as temp_dir:
          model.save_head(temp_dir)
          model.load_head(temp_dir)
  
      self.assertEqual(self.labels, model.get_labels())
      self.assertDictEqual(self.label_map, model.get_labels_dict())
  
file_path: adapters/tests/test_adapter_save_id2label.py
imports: import unittest
  from tempfile import TemporaryDirectory
  from typing import Dict
  import adapters
  from adapters import BertAdapterModel
  from transformers import BertConfig, BertForSequenceClassification
label_desc: Use image node_id 3 for calling the TestSaveLabel obj's underlying member method code with example usage: obj.test_sequ_classification_model_head_labels() without return types