{"record":{"id":"b27feef90d678b6f","repo":"tensorflow/models","slug":"setencepiece-model-path-not-provided","errorCode":null,"errorMessage":"Setencepiece model path not provided.","messagePattern":"Setencepiece model path not provided\\.","errorType":"exception","errorClass":"ValueError","httpStatus":null,"severity":"error","filePath":"official/nlp/tasks/translation.py","lineNumber":200,"sourceCode":"\n  def __init__(self, params: cfg.TaskConfig, logging_dir=None, name=None):\n    super().__init__(params, logging_dir, name=name)\n    self._sentencepiece_model_path = params.sentencepiece_model_path\n    if params.sentencepiece_model_path:\n      self._sp_tokenizer = tftxt.SentencepieceTokenizer(\n          model=tf.io.gfile.GFile(params.sentencepiece_model_path, \"rb\").read(),\n          add_eos=True)\n      try:\n        empty_str_tokenized = self._sp_tokenizer.tokenize(\"\").numpy()\n      except tf.errors.InternalError:\n        raise ValueError(\n            \"EOS token not in tokenizer vocab.\"\n            \"Please make sure the tokenizer generates a single token for an \"\n            \"empty string.\")\n      self._eos_id = empty_str_tokenized.item()\n      self._vocab_size = self._sp_tokenizer.vocab_size().numpy()\n    else:\n      raise ValueError(\"Setencepiece model path not provided.\")\n    if (params.validation_data.input_path or\n        params.validation_data.tfds_name) and self._logging_dir:\n      self._references, self._tf_record_input_path = write_test_record(\n          params.validation_data, self.logging_dir)\n\n  def build_model(self) -> tf_keras.Model:\n    \"\"\"Creates model architecture.\n\n    Returns:\n      A model instance.\n    \"\"\"\n    model_cfg = self.task_config.model\n    encoder_kwargs = model_cfg.encoder.as_dict()\n    encoder_layer = models.TransformerEncoder(**encoder_kwargs)\n    decoder_kwargs = model_cfg.decoder.as_dict()\n    decoder_layer = models.TransformerDecoder(**decoder_kwargs)\n\n    return models.Seq2SeqTransformer(","sourceCodeStart":182,"sourceCodeEnd":218,"githubUrl":"https://github.com/tensorflow/models/blob/e006f5f0d534913e49c1f1dae87364039fa607e2/official/nlp/tasks/translation.py#L182-L218","documentation":"Error \"Setencepiece model path not provided.\" thrown in tensorflow/models.","triggerScenarios":"Thrown at official/nlp/tasks/translation.py:200 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":[],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"e006f5f0d534913e49c1f1dae87364039fa607e2","analyzedAt":"2026-08-24T14:09:15.576Z","schemaVersion":2},"datasetVersion":"2026-08-24T17:17:21.512Z"}