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from hydra.core.config_store import ConfigStore

from cosmos_predict2.functional.lr_scheduler import LambdaLinearScheduler
from imaginaire.lazy_config import LazyCall as L
from imaginaire.lazy_config import LazyDict

LambdaLinearSchedulerConfig: LazyDict = L(LambdaLinearScheduler)(
    warm_up_steps=[1000],
    cycle_lengths=[10000000000000],
    f_start=[1.0e-6],
    f_max=[1.0],
    f_min=[1.0],
)


class ConstantScheduler:
    """
    Linear instead of cosine decay for the main part of the cycle.
    """

    def __call__(self, n, **kwargs):
        return 1.0

    def schedule(self, n, **kwargs):
        return 1.0


def register_scheduler():
    cs = ConfigStore.instance()
    cs.store(group="scheduler", package="scheduler", name="lambdalinear", node=LambdaLinearSchedulerConfig)
    cs.store(group="scheduler", package="scheduler", name="constant", node=L(ConstantScheduler)())
