Elo-MMR-Py

Python bindings for Elo-MRR.

Installation

You can install using pip. This is the easiest way to install the package and its dependencies.

Install from PyPI

To install the latest released version from PyPI, run the following command:

pip install Elo-MMR-Py

This will download and install the latest version of Elo-MMR-Py from PyPI.

Install from Source

To install Elo-MMR-Py directly from the source code using Git, run:

pip install git+https://github.com/aropan/Elo-MMR-Py.git

Usage

After installation, you can import and use Elo-MMR-Py in your Python projects:

from elo_mmr_py import Contest, rate

contests = [
    Contest(standings=[('player_1', 0, 0), ('player_2', 1, 1), ('player_3', 2, 2)]),
    Contest(standings=[('player_1', 0, 1), ('player_2', 0, 1), ('player_3', 2, 2)]),
    Contest(standings=[('player_1', 0, 0), ('player_2', 1, 2), ('player_3', 1, 2)]),
    Contest(standings=[('player_4', 0, 0), ('player_1', 1, 1), ('player_2', 2, 2), ('player_3', 3, 3)]),
    Contest(standings=[('player_4', 0, 0), ('player_1', 1, 1), ('player_2', 2, 2), ('player_3', 3, 3)]),
]
rate(contests)

Output for example above:

{'player_1': Player(name='player_1',
                    rating=1675,
                    events=[PyPlayerEvent(contest_index=0, rating_mu=1705, rating_sig=171, perf_score=1744, place=0),
                            PyPlayerEvent(contest_index=1, rating_mu=1663, rating_sig=130, perf_score=1618, place=0),
                            PyPlayerEvent(contest_index=2, rating_mu=1686, rating_sig=111, perf_score=1728, place=0),
                            PyPlayerEvent(contest_index=3, rating_mu=1678, rating_sig=100, perf_score=1660, place=1),
                            PyPlayerEvent(contest_index=4, rating_mu=1675, rating_sig=94, perf_score=1666, place=1)]),
 'player_2': Player(name='player_2',
                    rating=1483,
                    events=[PyPlayerEvent(contest_index=0, rating_mu=1500, rating_sig=171, perf_score=1500, place=1),
                            PyPlayerEvent(contest_index=1, rating_mu=1555, rating_sig=130, perf_score=1618, place=0),
                            PyPlayerEvent(contest_index=2, rating_mu=1500, rating_sig=111, perf_score=1393, place=1),
                            PyPlayerEvent(contest_index=3, rating_mu=1487, rating_sig=100, perf_score=1459, place=2),
                            PyPlayerEvent(contest_index=4, rating_mu=1483, rating_sig=94, perf_score=1471, place=2)]),
 'player_3': Player(name='player_3',
                    rating=1279,
                    events=[PyPlayerEvent(contest_index=0, rating_mu=1295, rating_sig=171, perf_score=1256, place=2),
                            PyPlayerEvent(contest_index=1, rating_mu=1270, rating_sig=130, perf_score=1242, place=2),
                            PyPlayerEvent(contest_index=2, rating_mu=1312, rating_sig=111, perf_score=1393, place=1),
                            PyPlayerEvent(contest_index=3, rating_mu=1291, rating_sig=100, perf_score=1240, place=3),
                            PyPlayerEvent(contest_index=4, rating_mu=1279, rating_sig=94, perf_score=1247, place=3)]),
 'player_4': Player(name='player_4',
                    rating=1809,
                    events=[PyPlayerEvent(contest_index=3, rating_mu=1767, rating_sig=171, perf_score=1819, place=0),
                            PyPlayerEvent(contest_index=4, rating_mu=1809, rating_sig=130, perf_score=1855, place=0)])}

Contributing

Welcome contributions! If you would like to contribute to the project, please fork the repository and submit a pull request.