code: def test_save_and_load_parquet(self):
      obj = pd.DataFrame(dict(a=[1, 2], b=[3, 4]))
      file_path = os.path.join(
          _get_temporary_directory(), "test.parquet"
      )
  
      target = make_target(file_path=file_path, unique_id=None)
      target.dump(obj)
      loaded = target.load()
  
      pd.testing.assert_frame_equal(loaded, obj)
  
imports: import io
  import os
  import shutil
  import unittest
  from datetime import datetime
  from unittest.mock import patch
  import boto3
  import numpy
  import pandas
  from matplotlib import pyplot
  from moto import mock_s3
  from gokart.file_processor import _ChunkedLargeFileReader
  from gokart.target import make_model_target, make_target
label_desc: Use image node_id 9 for calling the LocalTargetTest obj's underlying member method code with example usage: obj.test_save_and_load_parquet() without return types