Use the gatherGames.py script to collect the games from the Worlds 2018. All games data will be saved in the ./games directory.
The notebook gatherGames.ipynb is an explained version of the previous script.
ChampionStats is a quick example on how to work on gathered data, targeting champion especially.
If you have trouble reading the notebooks on Github, use nbviewer :
https://nbviewer.jupyter.org/github/Canisback/LoLWorlds2018/blob/master/gatherGames.ipynb
https://nbviewer.jupyter.org/github/Canisback/LoLWorlds2018/blob/master/ChampionStats.ipynb