code: def diff_state(self, state: dict) -> tuple[dict, dict]:
      compare_dict = defaultdict(
          dict
      )  # what versions are in the latest code
      object_diff = defaultdict(
          dict
      )  # diff in latest code with saved json
      for k in TYPE_BANK:
          (
              nonrecursive,
              serialize,
              deserialize,
              attribute_list,
              exclude_attrs_list,
              serde_overrides,
              hash_exclude_attrs,
              cls,
              attribute_types,
              version,
          ) = TYPE_BANK[k]
          if issubclass(cls, SyftBaseObject):
              canonical_name = cls.__canonical_name__
              hash_str = DataProtocol._calculate_object_hash(cls)
  
              # build this up for later
              compare_dict[canonical_name][str(version)] = hash_str
  
              if canonical_name not in state:
                  # new object so its an add
                  object_diff[canonical_name][str(version)] = {}
                  object_diff[canonical_name][str(version)][
                      "version"
                  ] = int(version)
                  object_diff[canonical_name][str(version)][
                      "hash"
                  ] = hash_str
                  object_diff[canonical_name][str(version)][
                      "action"
                  ] = "add"
                  continue
  
              versions = state[canonical_name]
              if (
                  str(version) in versions.keys()
                  and versions[str(version)][0] == hash_str
              ):
                  # already there so do nothing
                  continue
              elif str(version) in versions.keys():
                  is_protocol_dev = versions[str(version)][1] == "dev"
                  if is_protocol_dev:
                      # force overwrite existing object so its an add
                      object_diff[canonical_name][str(version)] = {}
                      object_diff[canonical_name][str(version)][
                          "version"
                      ] = int(version)
                      object_diff[canonical_name][str(version)][
                          "hash"
                      ] = hash_str
                      object_diff[canonical_name][str(version)][
                          "action"
                      ] = "add"
                      continue
  
                  raise Exception(
                      f"{canonical_name} for class {cls.__name__} fqn {cls} "
                      + f"version {version} hash has changed. "
                      + f"{hash_str} not in {versions.values()}. "
                      + "Is a unique __canonical_name__ for this subclass missing? "
                      + "If the class has changed you will need to define a new class with the changes, "
                      + "with same __canonical_name__ and bump the __version__ number."
                  )
              else:
                  # new object so its an add
                  object_diff[canonical_name][str(version)] = {}
                  object_diff[canonical_name][str(version)][
                      "version"
                  ] = int(version)
                  object_diff[canonical_name][str(version)][
                      "hash"
                  ] = hash_str
                  object_diff[canonical_name][str(version)][
                      "action"
                  ] = "add"
                  continue
  
      # now check for remove actions
      for canonical_name in state:
          for version, (hash_str, _) in state[canonical_name].items():
              if canonical_name not in compare_dict:
                  # missing so its a remove
                  object_diff[canonical_name][str(version)] = {}
                  object_diff[canonical_name][str(version)][
                      "version"
                  ] = int(version)
                  object_diff[canonical_name][str(version)][
                      "hash"
                  ] = hash_str
                  object_diff[canonical_name][str(version)][
                      "action"
                  ] = "remove"
                  continue
              versions = compare_dict[canonical_name]
              if str(version) not in versions.keys():
                  # missing so its a remove
                  object_diff[canonical_name][str(version)] = {}
                  object_diff[canonical_name][str(version)][
                      "version"
                  ] = int(version)
                  object_diff[canonical_name][str(version)][
                      "hash"
                  ] = hash_str
                  object_diff[canonical_name][str(version)][
                      "action"
                  ] = "remove"
                  continue
      return object_diff, compare_dict
  
imports: from collections import defaultdict
  from collections.abc import MutableMapping
  from collections.abc import MutableSequence
  import hashlib
  import json
  import os
  from pathlib import Path
  import re
  from typing import Any
  from typing import Dict
  from typing import Optional
  from typing import Tuple
  from typing import Type
  from typing import Union
  from result import OkErr
  from result import Result
  from ..serde.recursive import TYPE_BANK
  from ..service.response import SyftError
  from ..service.response import SyftException
  from ..service.response import SyftSuccess
  from ..types.dicttuple import DictTuple
  from ..types.syft_object import SyftBaseObject
label_desc: Use image node_id 9 for calling the DataProtocol obj's underlying member method code with example usage: obj.diff_state(state) and returns: object_diff,  compare_dict