def _check_params(self, X, y):
        if not 0 <= self.percentile <= 100:
            raise ValueError("percentile should be >=0, <=100; got %r"
                             % self.percentile)
dataset/ETHPy150Open scikit-learn/scikit-learn/sklearn/feature_selection/univariate_selection.py/SelectPercentile._check_params/original