code: def to_dict(self):
      return {
          "module_name": self.module_name,
          "item_name": self.item_name,
          "kwargs": self.kwargs,
          "source": self.source,
      }
  
imports: import os
  import sys
  import importlib.util
  from abc import ABC, abstractmethod
  import json
  import yaml
  import difflib
label_desc: Use image node_id 8 for calling the Loader obj's underlying member method code with example usage: obj.to_dict() and returns: dict