code: def testIdToStringVector(self):
      sp = SentencepieceTokenizer(self.model)
      pieces = _utf8(
          [
              ["▁I", "▁l", "o", "ve", "▁c", "ar", "pe", "t"],
              ["▁I", "▁l", "o", "ve", "▁desk", "."],
              ["▁I", "▁l", "o", "ve", "▁l", "amp", "."],
          ]
      )
      ids = [
          [9, 169, 21, 125, 78, 48, 132, 15],
          [9, 169, 21, 125, 727, 6],
          [9, 169, 21, 125, 169, 579, 6],
      ]
      result = sp.id_to_string(ragged_factory_ops.constant(ids))
      self.assertAllEqual(pieces, result)
  
imports: import sys
  import tempfile
  from absl.testing import parameterized
  from tensorflow.python.data.ops import dataset_ops
  from tensorflow.python.eager import context
  from tensorflow.python.eager import def_function
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import errors
  from tensorflow.python.framework import tensor_spec
  from tensorflow.python.framework import test_util
  from tensorflow.python.lib.io import file_io
  from tensorflow.python.module import module
  from tensorflow.python.ops import gen_experimental_dataset_ops
  from tensorflow.python.ops.ragged import ragged_factory_ops
  from tensorflow.python.ops.ragged import ragged_gather_ops
  from tensorflow.python.platform import gfile
  from tensorflow.python.platform import test
  from tensorflow.python.saved_model import load
  from tensorflow.python.saved_model import save
  from tensorflow_text.python.ops.sentencepiece_tokenizer import SentencepieceTokenizer
label_desc: Use image node_id 6 for calling the SentencepieceTokenizerOpTest obj's underlying member method code with example usage: obj.testIdToStringVector() without return types