def trial_from_json(
experiment: "core.experiment.Experiment",
index: int,
trial_type: Optional[str],
status: TrialStatus,
time_created: datetime,
time_completed: Optional[datetime],
time_staged: Optional[datetime],
time_run_started: Optional[datetime],
abandoned_reason: Optional[str],
run_metadata: Optional[Dict[str, Any]],
generator_run: GeneratorRun,
runner: Optional[Runner],
num_arms_created: int,
) -> Trial:
"""Load Ax trial from JSON.
Other classes don't need explicit deserializers, because we can just use
their constructors (see decoder.py). However, the constructor for Trial
does not allow us to exactly recreate an existing object.
"""
trial = Trial(experiment=experiment, generator_run=generator_run)
trial._index = index
trial._trial_type = trial_type
trial._status = status
trial._time_created = time_created
trial._time_completed = time_completed
trial._time_staged = time_staged
trial._time_run_started = time_run_started
trial._abandoned_reason = abandoned_reason
trial._run_metadata = run_metadata or {}
trial._runner = runner
trial._num_arms_created = num_arms_created
return trial
def trial_from_json(
experiment: core.experiment.Experiment,
index: int,
trial_type: Optional[str],
status: TrialStatus,
time_created: datetime,
time_completed: Optional[datetime],
time_staged: Optional[datetime],
time_run_started: Optional[datetime],
abandoned_reason: Optional[str],
run_metadata: Optional[Dict[str, Any]],
generator_run: GeneratorRun,
runner: Optional[Runner],
num_arms_created: int,
# Allowing default values for backwards compatibility with
# objects stored before these fields were added.
ttl_seconds: Optional[int] = None,
generation_step_index: Optional[int] = None,
properties: Optional[Dict[str, Any]] = None,
stop_metadata: Optional[Dict[str, Any]] = None,
**kwargs: Any,
) -> Trial:
"""Load Ax trial from JSON.
Other classes don't need explicit deserializers, because we can just use
their constructors (see decoder.py). However, the constructor for Trial
does not allow us to exactly recreate an existing object.
"""
trial = Trial(
experiment=experiment, generator_run=generator_run, ttl_seconds=ttl_seconds
)
trial._index = index
trial._trial_type = trial_type
# Swap `DISPATCHED` for `RUNNING`, since `DISPATCHED` is deprecated and nearly
# equivalent to `RUNNING`.
trial._status = status if status != TrialStatus.DISPATCHED else TrialStatus.RUNNING
trial._time_created = time_created
trial._time_completed = time_completed
trial._time_staged = time_staged
trial._time_run_started = time_run_started
trial._abandoned_reason = abandoned_reason
trial._run_metadata = run_metadata or {}
trial._stop_metadata = stop_metadata or {}
trial._runner = runner
trial._num_arms_created = num_arms_created
trial._generation_step_index = generation_step_index
trial._properties = properties or {}
warn_on_kwargs(callable_with_kwargs=Trial, **kwargs)
return trial
def trial_from_json(
experiment: "core.experiment.Experiment",
index: int,
trial_type: Optional[str],
status: TrialStatus,
time_created: datetime,
time_completed: Optional[datetime],
time_staged: Optional[datetime],
time_run_started: Optional[datetime],
abandoned_reason: Optional[str],
run_metadata: Optional[Dict[str, Any]],
generator_run: GeneratorRun,
runner: Optional[Runner],
num_arms_created: int,
generation_step_index: Optional[int] = None,
) -> Trial:
"""Load Ax trial from JSON.
Other classes don't need explicit deserializers, because we can just use
their constructors (see decoder.py). However, the constructor for Trial
does not allow us to exactly recreate an existing object.
"""
trial = Trial(experiment=experiment, generator_run=generator_run)
trial._index = index
trial._trial_type = trial_type
# Swap `DISPATCHED` for `RUNNING`, since `DISPATCHED` is deprecated and nearly
# equivalent to `RUNNING`.
trial._status = status if status != TrialStatus.DISPATCHED else TrialStatus.RUNNING
trial._time_created = time_created
trial._time_completed = time_completed
trial._time_staged = time_staged
trial._time_run_started = time_run_started
trial._abandoned_reason = abandoned_reason
trial._run_metadata = run_metadata or {}
trial._runner = runner
trial._num_arms_created = num_arms_created
trial._generation_step_index = generation_step_index
return trial
