docs: def _read_name_file(self, filename):
          """Read a name file from the data directory
  
          :param filename: Name of the file to read.
          :return: A list of name entries.
          """
          file_path = os.path.join(self._DATA_DIR, filename)
          with open(file_path) as f:
              names = json.load(f)
  
          return names