python3.5+selenium打开chrome浏览器，去掉ignore-certificate-errors提示

class OpenChrome(unittest.TestCase):

   

def setUp(self):

       #打开chrome浏览器，路径中双斜杠

        self.chromedriver = "C:\\Program Files (x86)\\Google\\Chrome\\Application\\chromedriver.exe"

        os.environ["webdriver.chrome.driver"] = self.chromedriver

       #去掉提示

        options = webdriver.ChromeOptions()
        options.add_experimental_option("excludeSwitches", ["ignore-certificate-errors"])

        self.driver= webdriver.Chrome(self.chromedriver,chrome_options=options)

       #最大化
        self.driver.maximize_window()

        
        # 隐性等待
        self.driver.implicitly_wait(30)
        self.base_url = "http://www.baidu.com"
        self.verificationErrors = []
        self.accept_next_alert = True
    
 def test_open_chrome(self):
        driver = self.driver
        driver.get(self.base_url)
        try: self.assertEqual("百度一下，你就知道", driver.title)
        except AssertionError as e: self.verificationErrors.append(str(e))