code: def database_url_for_tests() -> Generator[str, None, None]:
      with tempfile.TemporaryDirectory() as tmpdir:
          settings.database_url = f"sqlite+aiosqlite:///{tmpdir}/test.db?check_same_thread=False"
          yield settings.database_url
  
imports: import asyncio
  import contextlib
  import tempfile
  import uuid
  from typing import TYPE_CHECKING, AsyncGenerator, Dict, Generator
  import httpx
  import pytest
  import pytest_asyncio
  from argilla._constants import API_KEY_HEADER_NAME, DEFAULT_API_KEY
  from argilla.client.api import log
  from argilla.client.apis.datasets import TextClassificationSettings
  from argilla.client.client import Argilla, AuthenticatedClient
  from argilla.client.datasets import read_datasets
  from argilla.client.models import Text2TextRecord, TextClassificationRecord
  from argilla.client.sdk.users import api
  from argilla.client.singleton import ArgillaSingleton
  from argilla.datasets import configure_dataset
  from argilla.server import telemetry
  from argilla.server.cli.database.migrate import migrate_db
  from argilla.server.database import get_async_db
  from argilla.server.models import User, UserRole, Workspace
  from argilla.server.settings import settings
  from argilla.utils import telemetry
  from fastapi.testclient import TestClient
  from sqlalchemy import create_engine
  from sqlalchemy.ext.asyncio import AsyncSession, create_async_engine
  from tests.factories import AnnotatorFactory, OwnerFactory, UserFactory, WorkspaceFactory
  from tests.integration.utils import delete_ignoring_errors
  from tests.pydantic_v1 import BaseModel
  from ..database import SyncTestSession, TestSession, set_task
  from .helpers import SecuredClient
label_desc: Use image node_id 2 for calling a global function with example usage: database_url_for_tests() without return types