Ë
    þÍ:jZ  ã                  óZ   — d dl mZ d dlmZ d dlmZ erd dlmZ d dlm	Z	  G d„ de«      Z
y)	é    )Úannotations)ÚTYPE_CHECKING)Ú
BasePruner)ÚStudy)ÚFrozenTrialc                  ó   — e Zd ZdZdd„Zy)Ú	NopPrunera  Pruner which never prunes trials.

    Example:

        .. testcode::

            import numpy as np
            from sklearn.datasets import load_iris
            from sklearn.linear_model import SGDClassifier
            from sklearn.model_selection import train_test_split

            import optuna

            X, y = load_iris(return_X_y=True)
            X_train, X_valid, y_train, y_valid = train_test_split(X, y)
            classes = np.unique(y)


            def objective(trial):
                alpha = trial.suggest_float("alpha", 0.0, 1.0)
                clf = SGDClassifier(alpha=alpha)
                n_train_iter = 100

                for step in range(n_train_iter):
                    clf.partial_fit(X_train, y_train, classes=classes)

                    intermediate_value = clf.score(X_valid, y_valid)
                    trial.report(intermediate_value, step)

                    if trial.should_prune():
                        assert False, "should_prune() should always return False with this pruner."
                        raise optuna.TrialPruned()

                return clf.score(X_valid, y_valid)


            study = optuna.create_study(direction="maximize", pruner=optuna.pruners.NopPruner())
            study.optimize(objective, n_trials=20)
    c                 ó   — y)NF© )ÚselfÚstudyÚtrials      úh/home/mcse/projects/srt_converter/srt-converter-venv/lib/python3.12/site-packages/optuna/pruners/_nop.pyÚprunezNopPruner.prune6   s   € Øó    N)r   r   r   r   ÚreturnÚbool)Ú__name__Ú
__module__Ú__qualname__Ú__doc__r   r   r   r   r	   r	      s   „ ñ&ôPr   r	   N)Ú
__future__r   Útypingr   Úoptuna.prunersr   Úoptuna.studyr   Úoptuna.trialr   r	   r   r   r   ú<module>r      s%   ðÝ "å  å %ñ Ý"Ý(ô*�
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