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http://nbviewer.jupyter.org/github/lijin-THU/notes-python/blob/master/05-advanced-python/05.02-interacting-with-the-OS---os.ipynb
您即将离开知乎,请注意您的帐号和财产安全。
http://nbviewer.jupyter.org/github/lijin-THU/notes-python/blob/master/05-advanced-python/05.02-interacting-with-the-OS---os.ipynb