code: def update(self, key: str, value: Any) -> None:
      self.cfg[key] = value
      self.flush()
  
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 3 for calling the VizSeqBaseConfigManager obj's underlying member method code with example usage: obj.update(key, value) without return types