code: def mock_httpx_client(mocker) -> Generator[httpx.Client, None, None]:
      return mocker.Mock(httpx.Client)
  
file_path: argilla/tests/unit/conftest.py
imports: import asyncio
  from typing import TYPE_CHECKING, AsyncGenerator, Generator
  import httpx
  import pytest
  import pytest_asyncio
  from argilla.server.cli.database.migrate import migrate_db
  from argilla.server.database import database_url_sync
  from argilla.server.settings import settings
  from sqlalchemy import NullPool, create_engine
  from sqlalchemy.ext.asyncio import AsyncSession, create_async_engine
  from tests.database import SyncTestSession, TestSession, set_task
label_desc: Use image node_id 2 for calling a global function with example usage: mock_httpx_client(mocker) and returns: mocker