This video teaches you how to create a stock screener based on any indicator you have built in Python. Don’t know how to build indicators in Python? No problem! I have tons of videos just for you: http://sentdex.com/sentiment-analysisbig-data-and-python-tutorials-algorithmic-trading/python-finance-indicators-stocks-forex-futures-options-indicators-built-python/
S&P 500 company list: http://sentdex.com/sentiment-analysisbig-data-and-python-tutorials-algorithmic-trading/how-to-chart-stocks-and-forex-doing-your-own-financial-charting/sp-500-company-list-array-list-programming-ease/