d2cc0fb493b359fcbcd25410d1ddfe50954766aa,Orange/classification/linear_regression.py,LinearRegressionLearner,fit,#LinearRegressionLearner#Any#Any#Any#,6

Before Change

class LinearRegressionLearner(classification.Fitter):
    def fit(self, X, Y, W):
        clf = LinearRegression()
        return LinearRegressionPredictor(clf.fit(X, Y.reshape(-1)))


class LinearRegressionPredictor(classification.Model):

After Change

            raise ValueError("Linear regression does not support "
                             "unknown values")

        theta = np.zeros(X.shape[1])
        theta, cost, ret = fmin_l_bfgs_b(self.cost_grad, theta,
                                         args=(X, Y.ravel()), **self.fmin_args)

Instances