https://www.kaggle.com/c/event-recommendation-engine-challenge/overview
about the original data please see:https://www.kaggle.com/c/event-recommendation-engine-challenge/data
https://www.kaggle.com/c/event-recommendation-engine-challenge/discussion/3894#latest-92227
http://webmining.olariu.org/event-recommendation-contest-on-kaggle/
https://github.com/andreiolariu/kaggle-event-recommendation
https://www.kaggle.com/c/santander-product-recommendation/overview/evaluation
https://www.kaggle.com/c/expedia-hotel-recommendations/overview/evaluation
Since the code using py2.+ and it has past for so long that some dependencies and APIs it uesd has changed a lot,it's rather difficult to re-write the code and make it run as origin logic, I'm very regret to stop today and may dig into this competition some day later.