code: def fastpi_app(self) -> FastAPI:
      return self._client.app
  
file_path: argilla/tests/integration/helpers.py
imports: from argilla._constants import API_KEY_HEADER_NAME, WORKSPACE_HEADER_NAME
  from argilla.server.models import User
  from fastapi import FastAPI
  from starlette.testclient import TestClient
label_desc: Use image node_id 3 for calling the SecuredClient obj's underlying member method code with example usage: obj.fastpi_app() and returns: self