code: def test_split_noargs(any_string_dtype, method):
      # #1859
      s = Series(
          ["Wes McKinney", "Travis  Oliphant"], dtype=any_string_dtype
      )
      result = getattr(s.str, method)()
      expected = ["Travis", "Oliphant"]
      assert result[1] == expected
  
imports: from datetime import datetime
  import re
  import numpy
  import pytest
  import pandas
  from pandas import DataFrame, Index, MultiIndex, Series, _testing
  from pandas.tests.strings import _convert_na_value, object_pyarrow_numpy
label_desc: Use image node_id 12 for calling a global function with example usage: test_split_noargs(any_string_dtype, method) without return types