code: def simple_tokenize(name):
      
      last_names, first_names = name.split(',')
      last_names = _RE_NAME_TOKEN_SEPARATOR.split(last_names)
      first_names = _RE_NAME_TOKEN_SEPARATOR.split(first_names)
  
      first_names = [NameToken(n) if len(n) > 1 else NameInitial(n)
                     for n in first_names if n]
      last_names = [NameToken(n) if len(n) > 1 else NameInitial(n)
                    for n in last_names if n]
      return {'lastnames': last_names,
              'nonlastnames': first_names}
docs: Simple tokenizer function to be used with the normalizers.