elo

Calculate elo scores for rating quality of team/players in zero-sum head-to-head match ups.

Contains:

independent module of elo-calculating functions (elo.py)

module for reading spreadsheets of results and calculating current elo scores for a collection of competitors (summarizeleague.py)

    (can handle either relative scores or win-loss-draw format) 

sample spreadsheets (ipl2017.csv, nwsl2017.csv)