code: def test_sort_values_invalid_na_position(
      index_with_missing, na_position
  ):
      with pytest.raises(
          ValueError, match=f"invalid na_position: {na_position}"
      ):
          index_with_missing.sort_values(na_position=na_position)
  
imports: from copy import copy, deepcopy
  import re
  import numpy
  import pytest
  from pandas.compat import IS64
  from pandas.compat.numpy import np_version_gte1p25
  from pandas.core.dtypes.common import is_integer_dtype, is_numeric_dtype
  import pandas
  from pandas import CategoricalIndex, MultiIndex, PeriodIndex, RangeIndex
  import pandas._testing
label_desc: Use image node_id 1 for calling a global function with example usage: test_sort_values_invalid_na_position(index_with_missing, na_position) without return types