10.6 Gradient_regresion.py 文件源码

def load_data_regression():
    '''
    load the diabetes data for regression
    :return: train_data, test_data, train_value, test_value
    '''
    diabetes = datasets.load_diabetes()
    return cross_validation.train_test_split(diabetes.data,diabetes.target,
    test_size=0.25,random_state=0)