code: def _set(self, key, value):
      # Always assigns to the most recent dictionary in our chain.
      self._set_(self._chain.last(), key, value)
  
imports: import functools
  import inspect
  import itertools
  from operator import attrgetter
  from typing import Any
  from gluonts.pydantic import pydantic, deep_update
label_desc: Use image node_id 12 for calling the Settings obj's underlying member method code with example usage: obj._set(key, value) without return types