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# 等待

为了处理一些ajax的等待

`selenium.webdriver.support.wait.WebDriverWait(driver, timeout, poll_frequency=0.5, ignored_exceptions=None)`

until(method, message='')

Calls the method provided with the driver as an argument until the return value is not False.

until\_not(method, message='')

Calls the method provided with the driver as an argument until the return value is False.