自定义关键字

from selenium.webdriver.support import expected_conditions as EC
from selenium.webdriver.common.action_chains import ActionChains   # 导入鼠标操作的ActionChains类

#是否弹框，返回弹框的文本，否则返回False
def Alert_Should_View():
    driver = get_webdriver_instance()  #获取Selenium2Library-driver（https://www.cnblogs.com/singebogo/articles/15292292.html）
    # driver.implicitly_wait(20)
    result = EC.alert_is_present()(driver)
    if result:
        return result.text
    else:
        return result
# 双击
def db_click(element):
    driver = get_webdriver_instance()
    return ActionChains(driver).double_click(element).perform()  # 将driver和需双击的元素传入，并提交动作

# 退出    
def quit_driver():
    driver = get_webdriver_instance()
    return driver.quit()
# 切换窗口-title
def select_window(title):
    driver = get_webdriver_instance()
    return driver.selectWindow(title)
#
#切换窗口-handle
def select_window_by_handle(toHandle):
    driver = get_webdriver_instance()
    driver.switch_to_window(toHandle)

#
# def get_window_handles():
#     driver = get_webdriver_instance()
#     return [window_info[0] for window_info in driver._get_window_infos()]

#当前窗口
def get_current_window_handle():
    driver = get_webdriver_instance()
    return driver.get_current_window_handle()