code: def task_name(self) -> str:
      return self.get("task_name", DEFAULT_TASK_NAME)
  
imports: import os.path
  from typing import List, NamedTuple, Any
  from vizseq._utils.json import VizSeqJson
  from vizseq.scorers import get_scorer_ids
  from .tokenizers import VizSeqTokenization
label_desc: Use image node_id 2 for calling the VizSeqTaskConfigManager obj's underlying member method code with example usage: obj.task_name() and returns: self