class_docstr: Spoken Digit Dataset.
code: def _info(self):
      return self.dataset_info_from_configs(
          features=tfds.features.FeaturesDict(
              {
                  "audio": tfds.features.Audio(
                      file_format="wav", sample_rate=8000
                  ),
                  "label": tfds.features.ClassLabel(num_classes=10),
                  "audio/filename": tfds.features.Text(),
              }
          ),
          supervised_keys=("audio", "label"),
          homepage=_HOMEPAGE_URL,
      )
  
file_path: datasets/tensorflow_datasets/datasets/spoken_digit/spoken_digit_dataset_builder.py
imports: import os
  from tensorflow_datasets.core.utils.lazy_imports_utils import tensorflow
  import tensorflow_datasets.public_api
label_desc: Use image node_id 1 for calling the Builder obj's underlying member method code with example usage: obj._info() and returns: self