code: def get_all_read(
      self,
      context: AuthedServiceContext,
  ) -> Union[List[Notification], SyftError]:
      return self.get_all_for_status(
          context=context,
          status=NotificationStatus.READ,
      )
  
imports: from typing import List
  from typing import Union
  from ...serde.serializable import serializable
  from ...store.document_store import DocumentStore
  from ...types.uid import UID
  from ...util.telemetry import instrument
  from ..action.action_permissions import ActionObjectREAD
  from ..context import AuthedServiceContext
  from ..response import SyftError
  from ..response import SyftSuccess
  from ..service import AbstractService
  from ..service import SERVICE_TO_TYPES
  from ..service import TYPE_TO_SERVICE
  from ..service import service_method
  from ..user.user_roles import DATA_SCIENTIST_ROLE_LEVEL
  from ..user.user_roles import GUEST_ROLE_LEVEL
  from .notification_stash import NotificationStash
  from .notifications import CreateNotification
  from .notifications import LinkedObject
  from .notifications import Notification
  from .notifications import NotificationStatus
  from .notifications import ReplyNotification
label_desc: Use image node_id 7 for calling the NotificationService obj's underlying member method code with example usage: obj.get_all_read(context) and returns: self