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https://docs.python.org/3.7/tutorial/index.html
https://stackoverflow.com/questions/419163/what-does-if-name-main-do
https://www.tutorialspoint.com/python3
http://book.pythontips.com/en/latest/enumerate.html
https://www.brianlinkletter.com/python-seven-simple-things-network-engineers-need-to-know/
https://perso.limsi.fr/pointal/_media/python:cours:mementopython3-english.pdf
https://thecciejourney.wordpress.com/2017/03/03/cisco-ise-rest-api-python/
https://stackoverflow.com/questions/3586106/perform-commands-over-ssh-with-python
https://stackoverflow.com/questions/26056316/how-to-convert-txt-file-into-xml-file-using-python
best option to use an external module lxml
import subprocess subprocess.call(["ls", "-l"]) // this was not enough subprocess.call(["ls -f > ls2.txt"],shell=True) // this worked out
help> keywords