Add methods from https://arxiv.org/abs/2405.07813

[zsgvivo]

add consensus_ties and consensus_ta method from https://arxiv.org/abs/2405.07813

[cg123]

Thanks for the PR! We'd definitely like to bring these methods in to mergekit.

Looks like the pre-commit isn't passing - could you please run isort and black on your branch to address this?

[zsgvivo]

Thanks for the feedback, I’ve updated the code formatting as requested and confirmed that it passes the pre-commit check locally.