code: def __getattribute__(self, name: str):
      if not name.startswith("rpc_"):
          return object.__getattribute__(self, name)
  
      method = getattr(self._stub, name)
  
      @functools.wraps(method)
      async def wrapped_rpc(
          request: AuthorizedRequestBase, *args, **kwargs
      ):
          if self._authorizer is not None:
              if self._role == AuthRole.CLIENT:
                  await self._authorizer.sign_request(
                      request, self._service_public_key
                  )
              elif self._role == AuthRole.SERVICER:
                  if not await self._authorizer.validate_request(
                      request
                  ):
                      return None
  
          response = await method(request, *args, **kwargs)
  
          if self._authorizer is not None:
              if self._role == AuthRole.SERVICER:
                  await self._authorizer.sign_response(
                      response, request
                  )
              elif self._role == AuthRole.CLIENT:
                  if not await self._authorizer.validate_response(
                      response, request
                  ):
                      return None
  
          return response
  
      return wrapped_rpc
  
imports: import asyncio
  import functools
  import secrets
  from abc import ABC, abstractmethod
  from datetime import timedelta
  from enum import Enum
  from typing import Optional
  from hivemind.proto.auth_pb2 import AccessToken, RequestAuthInfo, ResponseAuthInfo
  from hivemind.utils.crypto import RSAPrivateKey, RSAPublicKey
  from hivemind.utils.logging import get_logger
  from hivemind.utils.timed_storage import TimedStorage, get_dht_time
label_desc: Use image node_id 2 for calling the AuthRPCWrapper obj's underlying member method code with example usage: obj.__getattribute__(name) and returns: wrapped_rpc, object, response, None, None