code: def test_secrets_get():
      assert isinstance(
          Secrets.get("Do not save credentials permanently"), type
      )
      assert isinstance(Secrets.get("Keyring"), type)
      assert isinstance(Secrets.get(".env File"), type)
  
imports: from unittest import mock
  from llm_studio.app_utils.config import default_cfg
  from llm_studio.app_utils.setting_utils import EnvFileSaver, KeyRingSaver, NoSaver, Secrets, load_default_user_settings
label_desc: Use image node_id 4 for calling a global function with example usage: test_secrets_get() without return types