docstr: Add a Network Node Route
docstr_tok: ["Add","a","Network","Node","Route"]
code: def verify_route(
      self, context: AuthedServiceContext, route: NodeRoute
  ) -> Union[SyftSuccess, SyftError]:
      """Add a Network Node Route"""
      # get the peer asking for route verification from its verify_key
      peer = self.stash.get_for_verify_key(
          context.node.verify_key, context.credentials
      )
      if peer.is_err():
          return SyftError(message=peer.err())
      peer = peer.ok()
  
      if peer.verify_key != context.credentials:
          return SyftError(
              message=(
                  f"verify_key: {context.credentials} at route {route} "
                  f"does not match listed peer: {peer}"
              )
          )
      peer.update_routes([route])
      result = self.stash.update_peer(context.node.verify_key, peer)
      if result.is_err():
          return SyftError(message=str(result.err()))
      return SyftSuccess(message="Network Route Verified")
  
imports: import secrets
  from typing import Any
  from typing import Callable
  from typing import List
  from typing import Optional
  from typing import Union
  from result import Result
  from ...abstract_node import NodeType
  from ...client.client import HTTPConnection
  from ...client.client import PythonConnection
  from ...client.client import SyftClient
  from ...node.credentials import SyftVerifyKey
  from ...node.worker_settings import WorkerSettings
  from ...serde.serializable import serializable
  from ...service.settings.settings import NodeSettingsV2
  from ...store.document_store import BaseUIDStoreStash
  from ...store.document_store import DocumentStore
  from ...store.document_store import PartitionKey
  from ...store.document_store import PartitionSettings
  from ...store.document_store import QueryKeys
  from ...types.grid_url import GridURL
  from ...types.transforms import TransformContext
  from ...types.transforms import keep
  from ...types.transforms import transform
  from ...types.transforms import transform_method
  from ...util.telemetry import instrument
  from ..context import AuthedServiceContext
  from ..data_subject.data_subject import NamePartitionKey
  from ..metadata.node_metadata import NodeMetadataV3
  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 GUEST_ROLE_LEVEL
  from ..warnings import CRUDWarning
  from .node_peer import NodePeer
  from .routes import HTTPNodeRoute
  from .routes import NodeRoute
  from .routes import PythonNodeRoute
label_desc: Use image node_id 6 for calling the NetworkService obj's underlying member method code with example usage: obj.verify_route(context, route) and returns: SyftSuccess, SyftError, SyftError, SyftError