Module study 

Study runner — orchestrates hyperparameter optimization.

Iterates over trials: samples parameters, calls the executor, records metrics, and tracks the best result. Supports Grid, Random, and Bayesian sampling strategies.

Structs

FnTrialExecutor

Function-based trial executor for convenience.

StudyRunner

Runs a Study: samples parameters, executes trials, records results.

Enums

TrialOutcome

Result of executing a trial. Separates control flow (pruning) from errors.

Traits

TrialExecutor

Callback that executes a trial given sampled parameters.