Try the xlrd library. From what I can see from your comment, something like the snippet below might do the trick. I'm assuming here that...
You can add system variable by (by doing this you can use easy_install without specifying path) 1 Clicking on Properties of My Computer 2 Then chose Advanced...
Installation of pysftp in debian 9 and Ubuntu
I see two answers with good qualities, each with a small flaw, so I will give my take on it: Try os.path.exists, and consider os.makedirs...
nltk tweettokenizer, Natural Language Toolkit