class_docstr: Sun397 Scene Recognition Benchmark.
class_docstr_tok: ["Sun397","Scene","Recognition","Benchmark","."]
code: def _info(self):
      names_file = tfds.core.tfds_path(
          os.path.join("image_classification", "sun397_labels.txt")
      )
      return self.dataset_info_from_configs(
          features=tfds.features.FeaturesDict(
              {
                  "file_name": tfds.features.Text(),
                  "image": tfds.features.Image(shape=(None, None, 3)),
                  "label": tfds.features.ClassLabel(
                      names_file=names_file
                  ),
              }
          ),
          homepage=_SUN397_URL,
      )
  
imports: import io
  import os
  from absl import logging
  import numpy
  from tensorflow_datasets.core import utils
  from tensorflow_datasets.core.utils.lazy_imports_utils import tensorflow
  import tensorflow_datasets.public_api
label_desc: Use image node_id 2 for calling the Builder obj's underlying member method code with example usage: obj._info() and returns: self