class_docstr: `FeatureConnector` for text, encoding to integers with a `TextEncoder`.
code: def vocab_size(self):
      return self.encoder and self.encoder.vocab_size
  
imports: import html
  import os
  import textwrap
  from typing import Union
  from absl import logging
  from etils import epath
  import numpy
  from tensorflow_datasets.core.deprecated import text
  from tensorflow_datasets.core.features import feature
  from tensorflow_datasets.core.features import tensor_feature
  from tensorflow_datasets.core.proto import feature_pb2
  from tensorflow_datasets.core.utils import type_utils
label_desc: Use image node_id 5 for calling the Text obj's underlying member method code with example usage: obj.vocab_size() and returns: unknown