code: def __init__(self, opt, shared=None):
      tasks = [
          f"projects.seeker.tasks.search_decision:{teacher}"
          for teacher in [
              "WoiSearchDecisionTeacher",
              "WowSearchDecisionTeacher",
              "SquadSearchDecisionTeacher",
              "TriviaQASearchDecisionTeacher",
              "NQSearchDecisionTeacher",
              "Convai2SearchDecisionTeacher",
              "EDSearchDecisionTeacher",
              "MSCSearchDecisionTeacher",
          ]
      ]
      opt["task"] = ",".join(tasks)
      super().__init__(opt, shared)
  
imports: from typing import Optional
  from parlai.core.opt import Opt
  from parlai.core.params import ParlaiParser
  from parlai.core.teachers import MultiTaskTeacher
  import parlai.tasks.convai2.agents
  import parlai.tasks.empathetic_dialogues.agents
  import parlai.tasks.wizard_of_internet.agents
  import parlai.tasks.wizard_of_wikipedia.agents
  import parlai.tasks.squad.agents
  import parlai.tasks.triviaqa.agents
  import parlai.tasks.natural_questions.agents
  import parlai.tasks.msc.agents
  import parlai.utils.logging
  import projects.seeker.tasks.mutators
label_desc: Use image node_id 2 to create a new SearchDecisionTeacher object from inherited base classes: MultiTaskTeacher with example: obj = SearchDecisionTeacher(opt, shared)