class_docstr: A dictionary that lazily load its values when they are requested.
code: def __init__(self, mapping):
      self._mapping = mapping
      self._extra_content = {}
      self._modules = {}
  
imports: import importlib
  import re
  import warnings
  from collections import OrderedDict
  from typing import List, Union
  from ...configuration_utils import PretrainedConfig
  from ...dynamic_module_utils import get_class_from_dynamic_module
  from ...utils import CONFIG_NAME, logging
label_desc: Use image node_id 1 to create a new _LazyConfigMapping object from inherited base classes: OrderedDict with example: obj = _LazyConfigMapping(mapping)