UI自动化测试单例实现报错：AttributeError: ‘NoneType‘ object has no attribute ‘get_driver‘

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最新推荐文章于 2025-05-28 09:04:52 发布

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UI自动化测试单例实现报错：AttributeError: ‘NoneType’ object has no attribute ‘get_driver’


from selenium import webdriver

from configs.env import Env


class Singleton1(object):
    _instance = None

    def __new__(cls, *args, **kwargs):
        print('判断hasattr现在是否有_instance属性', hasattr(cls, '_instance'))

        if not hasattr(cls, '_instance'):
            cls._instance = super(Singleton1, cls).__new__(cls, *args, **kwargs)
        ret