code: def get_ranks(self, label_append=" freq"):
      """
      Returns
      -------
      pd.DataFrame
  
      """
      if self._use_non_text_features:
          return self._corpus.get_metadata_freq_df(
              label_append=label_append
          )
      else:
          return self._corpus.get_term_freq_df(
              label_append=label_append
          )
  
label_desc: Use image node_id 1 for calling the AbsoluteFrequencyRanker obj's underlying member method code with example usage: obj.get_ranks(label_append) and returns: self, self