code: def test_path_pathlib(self, dirpath, data_test_ix):
      expected, test_ix = data_test_ix
      for k in test_ix:
          fname = Path(os.path.join(dirpath, f"test{k}.sas7bdat"))
          df = pd.read_sas(fname, encoding="utf-8")
          tm.assert_frame_equal(df, expected)
  
imports: import contextlib
  from datetime import datetime
  import io
  import os
  from pathlib import Path
  import numpy
  import pytest
  from pandas.compat import IS64
  from pandas.errors import EmptyDataError
  import pandas.util._test_decorators
  import pandas
  import pandas._testing
  from pandas.io.sas.sas7bdat import SAS7BDATReader
label_desc: Use image node_id 4 for calling the TestSAS7BDAT obj's underlying member method code with example usage: obj.test_path_pathlib(dirpath, data_test_ix) without return types