class_docstr: A dict with attribute-access
code: def __getattr__(self, key: str) -> Any:
      try:
          return self.__getitem__(key)
      except KeyError as e:
          raise AttributeError(key) from e
  
imports: from __future__ import annotations
  from typing import Any
label_desc: Use image node_id 1 for calling the Bunch obj's underlying member method code with example usage: obj.__getattr__(key) and returns: self