# pip install trueskill from trueskill import Rating, quality_1vs1, rate_1vs1 alice, bob = Rating(25), Rating(30) # assign Alice and Bob's ratings if quality_1vs1(alice, bob) < 0.50: print('This match seems to be not so fair') alice, bob = rate_1vs1(alice, bob) # update the ratings after the match, alice win # alice, bob = rate_1vs1(alice, bob, drawn=True) # drwan