class_docstr: Curated Breast Imaging Subset of DDSM.
class_docstr_tok: ["Curated","Breast","Imaging","Subset","of","DDSM","."]
code: def _info(self):
      features_fn_map = {
          "original-calc": self._get_features_original_calc,
          "original-mass": self._get_features_original_mass,
          "patches": self._get_features_patches,
      }
      if self.builder_config.name not in features_fn_map:
          raise ValueError(
              "Builder config named {} not supported!".format(
                  self.builder_config.name
              )
          )
  
      return tfds.core.DatasetInfo(
          builder=self,
          description=_DESCRIPTION,
          features=features_fn_map[self.builder_config.name](),
          homepage=(
              "https://wiki.cancerimagingarchive.net/display/Public/CBIS-DDSM"
          ),
          citation=_CITATION,
      )
  
imports: import csv
  import os
  import re
  from absl import logging
  import numpy
  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 CuratedBreastImagingDDSM obj's underlying member method code with example usage: obj._info() and returns: tfds