python3 线性回归验证方法

如下所示: #-*- coding: utf-8 -*- import pandas as pd import numpy as np from patsy.highlevel import dmatrices #2.7里面是from patsy import dmatrices from statsmodels.stats.outliers_influence import variance_inflation_factor import statsmodels.api as sm import scipy.stats as stats from sklearn.metrics impor