code: def label_candidates(self):
      if self.binary_classes:
          return BICLASS_LABELS
      return MULTINLI_LABELS
  
file_path: ParlAI/parlai/tasks/snli/agents.py
imports: from typing import Optional
  from parlai.core.params import ParlaiParser
  from parlai.core.opt import Opt
  import copy
  import os
  from parlai.core.teachers import DialogTeacher
  from parlai.tasks.multinli.agents import setup_data, BICLASS_LABELS, MULTINLI_LABELS
  from .build import build
label_desc: Use image node_id 4 for calling the DefaultTeacher obj's underlying member method code with example usage: obj.label_candidates() and returns: MULTINLI_LABELS, BICLASS_LABELS