code: def test_partition_with_name_expand(any_string_dtype):
      # GH 12617
      # should preserve name
      s = Series(["a,b", "c,d"], name="xxx", dtype=any_string_dtype)
      result = s.str.partition(",", expand=False)
      expected = Series([("a", ",", "b"), ("c", ",", "d")], name="xxx")
      tm.assert_series_equal(result, 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 40 for calling a global function with example usage: test_partition_with_name_expand(any_string_dtype) without return types