def __init__(self, classifier: ScikitlearnDecisionTreeClassifier, attack_feature: int = 0):
        """
        Create an AttributeInferenceWhiteBox attack instance.

        :param classifier: Target classifier.
        :param attack_feature: The index of the feature to be attacked.
        """
        super().__init__(estimator=classifier, attack_feature=attack_feature)
        self.attack_feature: int
        self._check_params()

        Create an AttributeInferenceWhiteBox attack instance.

        :param classifier: Target classifier.
        :param attack_feature: The index of the feature to be attacked.
        
art/attacks/inference/attribute_inference/white_box_decision_tree.py