code: def auth(user: User, context: BrowserContext) -> BrowserContext:
      return machine_auth_provider_factory.instance.authenticate_browser_context(
          context, user
      )
  
imports: from __future__ import annotations
  import logging
  from abc import ABC, abstractmethod
  from enum import Enum
  from time import sleep
  from typing import Any, TYPE_CHECKING
  from flask import current_app
  from selenium.common.exceptions import StaleElementReferenceException, TimeoutException, WebDriverException
  from selenium.webdriver import chrome, firefox, FirefoxProfile
  from selenium.webdriver.common.by import By
  from selenium.webdriver.remote.webdriver import WebDriver
  from selenium.webdriver.support import expected_conditions
  from selenium.webdriver.support.ui import WebDriverWait
  from superset import feature_flag_manager
  from superset.extensions import machine_auth_provider_factory
  from superset.utils.retries import retry_call
label_desc: Use image node_id 1 for calling the WebDriverPlaywright obj's underlying member method code with example usage: obj.auth(user, context) and returns: machine_auth_provider_factory