An implementation of Elo rating system for use in comparative crowdsourcing tasks
Project description
Reference implementation of Elo rating system
Installation
$ python -m pip install -U elo_rating
Example Usage
from elo_rating import Elo
e = Elo()
e.add_match("p1", "p2", 1.0, k=0.15)
e.add_matches([("p1", "p2", 1.0), ("p2", "p1", 0.5)], k=0.15)
e.ratings() # {"p1": 0.13363123747494593, "p2": -0.1336312374749459}
e.items() # ['p1', 'p2']
e.rankings() # {'p1': 0, 'p2': 1}
e.ranking('p1') # 0
e.rating('p1') # 0.13363123747494593
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