LINK for python
https://developers.google.com/edu/python/
파이썬을 이용한 시스템 트레이딩 (기초편) https://wikidocs.net/3093
고락가락닷컴 http://gorakgarak.tistory.com/436
https://www.youtube.com/user/sentdex
https://opentutorials.org/module/1569
https://opentutorials.org/module/515/4550
https://docs.python.org/2.7/contents.html
