code: def test_categorical_string_index_contains(data, value):
      idx = cudf.CategoricalIndex(data)
      pidx = idx.to_pandas()
  
      assert_eq(value in idx, value in pidx)
  
imports: import operator
  import string
  import warnings
  from contextlib import contextmanager
  from textwrap import dedent
  import numpy
  import pandas
  import pytest
  import cudf
  from cudf.core._compat import PANDAS_GE_134
  from cudf.testing._utils import NUMERIC_TYPES, assert_eq, assert_exceptions_equal, expect_warning_if
label_desc: Use image node_id 38 for calling a global function with example usage: test_categorical_string_index_contains(data, value) without return types