code: def _get_last_name_probs(self, last_names: pd.Series) -> pd.DataFrame:
      last_names_probs = last_names.to_frame().merge(
          self._PROB_RACE_GIVEN_SURNAME,
          left_on="last_name",
          right_index=True,
          how="left",
      )
      return last_names_probs
  
file_path: bias-detector/bias_detector/models/FullNameModel.py
imports: import pathlib
  from surgeo.models.base_model import BaseModel
  from bias_detector.common import *
  import pandas
label_desc: Use image node_id 5 for calling the FullNameModel obj's underlying member method code with example usage: obj._get_last_name_probs(last_names) and returns: last_names_probs