optuna.storages.fail_stale_trials
- optuna.storages.fail_stale_trials(study)[source]
Fail stale trials and run their failure callbacks.
The running trials whose heartbeat has not been updated for a long time will be failed, that is, those states will be changed to
FAIL
.See also
See
RDBStorage
.- Parameters
study (Study) – Study holding the trials to check.
- Return type
None
Note
Added in v2.9.0 as an experimental feature. The interface may change in newer versions without prior notice. See https://github.com/optuna/optuna/releases/tag/v2.9.0.