code: def __exit__(self, exc_type, exc_value, traceback):
      if self._default_dtype is not None:
          torch.set_default_dtype(self._old_default_dtype)
  
      def _disable_class(cls):
          if not hasattr(cls, "_old_init"):
              raise AttributeError(
                  f"_old_init is not found in the {cls.__name__}, please make sure that you have imported {cls.__name__} before entering the context."
              )
          cls.__init__ = cls._old_init
  
      # Replace .__init__() for all existing subclasses of torch.nn.Module
      substitute_init_recursively(
          torch.nn.modules.module.Module, _disable_class, set()
      )
  
      # Replace .__init__() for future subclasses of torch.nn.Module
      torch.nn.modules.module.Module.__init_subclass__ = (
          torch.nn.modules.module.Module._old_init_subclass
      )
  
      self._post_context_exec()
      # Now that we cleaned up the metaclass injection, raise the exception.
      if exc_type is not None:
          return False
  
file_path: ColossalAI/colossalai/utils/model/utils.py
imports: import functools
  from typing import Optional
  import torch
label_desc: Use image node_id 3 for calling the InsertPostInitMethodToModuleSubClasses obj's underlying member method code with example usage: obj.__exit__(exc_type, exc_value, traceback) and returns: False