appium(toast处理)

from selenium.webdriver.support.ui import WebDriverWait
from selenium.webdriver.support import expected_conditions as ES

def is_toast_exist(driver, text, timeout=3, poll_frequency=0.01):
    """
    获取toast函数封装,就是获取那个一闪而过的提示语。。。
    :param driver:
    :param text: 输入一部分进行匹配
    :param timeout:
    :param poll_frequency:
    :return:
    """
    try:
        toast_loc = ("xpath", ".//*[contains(@text,'%s')]" % text)
        el = WebDriverWait(driver, timeout, poll_frequency).until(ES.presence_of_element_located(toast_loc))
        return el.text
    except:
        return False