code: def write_to_directory(self, dataset_info_dir):
      
      # Save the metadata from the features (vocabulary, labels,...)
      if self.features:
        self.features.save_metadata(dataset_info_dir)
  
      if self.redistribution_info.license:
        with tf.io.gfile.GFile(self._license_filename(dataset_info_dir),
                               "w") as f:
          f.write(self.redistribution_info.license)
  
      with tf.io.gfile.GFile(self._dataset_info_filename(dataset_info_dir),
                             "w") as f:
        f.write(self.as_json)
docs: Write `DatasetInfo` as JSON to `dataset_info_dir`.