code: def __init__(self, opt, shared=None):
      default = "1"
      task = opt.get("task", f"babi:Task10k:{default}")
      self.task_num = (
          task.split(":")[2] if len(task.split(":")) >= 3 else default
      )
      # Default to self.task_num == '1' if not specified
      opt["datafile"] = _path("-10k", self.task_num, opt)
      opt["cands_datafile"] = _path("-10k", self.task_num, opt, "train")
      super().__init__(opt, shared)
  
imports: from parlai.core.teachers import FbDeprecatedDialogTeacher, MultiTaskTeacher
  from .build import build
  import copy
  import os
label_desc: Use image node_id 1 to create a new Task10kTeacher object from inherited base classes: FbDeprecatedDialogTeacher with example: obj = Task10kTeacher(opt, shared)