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python编码时,已经导入webdriver的情况下,为什么还要从webdriver导入actionchains

from selenium import webdriver
from selenium.webdriver import ActionChains

如上,Webdriver中不是已经有ActionChains了吗,为什么还要从webdriver再次导入actionchains

希望知道的可以说一下,谢谢大家


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你也可以不导入,直接使用webdriver.ActionChains

通常这么做是为了方便。

比如:

# 你可以这样写
from selenium import webdriver
webdriver.Chrome

# 你也可以这样写
from selenium.webdriver import Chrome
Chrome

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