chrome 自動加載flash

class Login(unittest.TestCase):
    #初始
    def setUp(self):
        chromeOpitons = Options()
        prefs = {
            # "profile.managed_default_content_settings.images":1,
            # "profile.content_settings.plugin_whitelist.adobe-flash-player":1,
            "profile.content_settings.exceptions.plugins.*,*.per_resource.adobe-flash-player": 1,}
        chromeOpitons.add_experimental_option('prefs', prefs)
        time.sleep(1)
        self.driver = webdriver.Chrome(chrome_options=chromeOpitons)
        time.sleep(2)
        self.driver.get("http://www.youku.com")
        time.sleep(2)
        self.driver.maximize_window()
        time.sleep(2)