code: def update(self, model: T) -> None:
      resp = self.session.post(
          self.db_url + "/update/",
          data=_GeneralModel.from_obj(model, token=self.token).json(),
      )
      assert resp.status_code == 200
  
file_path: pytorch-lightning/src/lightning/app/components/database/client.py
imports: from typing import Any, Dict, List, Optional, Type, TypeVar
  import requests
  from requests import Session
  from requests.adapters import HTTPAdapter
  from urllib3.util.retry import Retry
  from lightning.app.components.database.utilities import _GeneralModel
label_desc: Use image node_id 4 for calling the DatabaseClient obj's underlying member method code with example usage: obj.update(model) without return types