code: def test_item_to_tf_feature_string_check(self, dtype):
      # Test string check in _item_to_tf_feature raises ValueError.
      example_item = [1, 2, 3, 4, 5]
      tensor_info = feature_lib.TensorInfo(shape=(5,), dtype=dtype)
      with self.assertRaisesRegex(
          ValueError,
          "Unsupported value: (.*)\nCould not convert to bytes list.",
      ):
          example_serializer._item_to_tf_feature(
              example_item, tensor_info
          )
  
imports: from absl.testing import parameterized
  import numpy
  import tensorflow
  from tensorflow_datasets import testing
  from tensorflow_datasets.core import example_serializer
  from tensorflow_datasets.core.features import feature
  from tensorflow_datasets.core.utils import py_utils
label_desc: Use image node_id 11 for calling the ExampleSerializerTest obj's underlying member method code with example usage: obj.test_item_to_tf_feature_string_check(dtype) without return types