code: def all(cls):
      result = []
      for card_1 in CARDS:
          for card_2 in CARDS:
              if card_1 < card_2:
                  result.append(TwoPair(card_1, card_2))
      return result
  
imports: from functools import total_ordering
  from itertools import combinations
  from typing import Literal, Union
label_desc: Use image node_id 4 for calling the TwoPair obj's underlying member method code with example usage: obj.all(cls) and returns: result