tune.scheduler.online_scheduler

OnlineScheduler Objects

class OnlineScheduler(TrialScheduler)

Class for the most basic OnlineScheduler.

on_trial_result

def on_trial_result(trial_runner, trial: Trial, result: Dict)

Report result and return a decision on the trial's status.

choose_trial_to_run

def choose_trial_to_run(trial_runner) -> Trial

Decide which trial to run next.

OnlineSuccessiveDoublingScheduler Objects

class OnlineSuccessiveDoublingScheduler(OnlineScheduler)

class for the OnlineSuccessiveDoublingScheduler algorithm.

__init__

def __init__(increase_factor: float = 2.0)

Constructor.

Arguments:

• increase_factor - A float of multiplicative factor used to increase resource lease. Default is 2.0.

on_trial_result

def on_trial_result(trial_runner, trial: Trial, result: Dict)

Report result and return a decision on the trial's status.

ChaChaScheduler Objects

class ChaChaScheduler(OnlineSuccessiveDoublingScheduler)

class for the ChaChaScheduler algorithm.

__init__

def __init__(increase_factor: float = 2.0, **kwargs)

Constructor.

Arguments:

• increase_factor - A float of multiplicative factor used to increase resource lease. Default is 2.0.

on_trial_result

def on_trial_result(trial_runner, trial: Trial, result: Dict)

Report result and return a decision on the trial's status.