code: def __init__(self, opt, shared=None):
      opt["mutators"] = get_memory_decision_task_mutator(opt)
      opt["task"] += ":no_cands"
      super().__init__(opt, shared)
  
imports: import random
  from typing import List, Tuple
  from parlai.core.opt import Opt
  import parlai.tasks.convai2.agents
  import parlai.tasks.blended_skill_talk.agents
  import parlai.tasks.empathetic_dialogues.agents
  import parlai.tasks.msc.agents
  import parlai.tasks.wizard_of_wikipedia.agents
  import parlai.utils.logging
  import projects.bb3.constants
  from projects.bb3.tasks.module_level_tasks import BB3TeacherMixin
  from projects.seeker.tasks.search_decision import WoiSearchDecisionTeacher, SquadSearchDecisionTeacher, TriviaQASearchDecisionTeacher, NQSearchDecisionTeacher, Convai2SearchDecisionTeacher, EDSearchDecisionTeacher, MSCSearchDecisionTeacher
label_desc: Use image node_id 1 to create a new Convai2MemoryDecisionTeacher object from inherited base classes: BB3TeacherMixin, convai2 with example: obj = Convai2MemoryDecisionTeacher(opt, shared)