|---| | [ View source on GitHub](https://github.com/tensorflow/tflite-support/blob/v0.4.4/tensorflow_lite_support/metadata/metadata_schema_py_generated.py#L66-L73) |


| ## Class Variables || |---|---| | BertTokenizerOptions | `4` | | NONE | `0` | | NormalizationOptions | `1` | | RegexTokenizerOptions | `6` | | ScoreCalibrationOptions | `2` | | ScoreThresholdingOptions | `3` | | SentencePieceTokenizerOptions | `5` |