pip install -U scikit-learn
from sklearn import linear_model regr = linear_model.LinearRegression() train_x = np.asanyarray(train[['ENGINESIZE']]) train_y = np.asanyarray(train[['CO2EMISSIONS']]) regr.fit (train_x, train_y) # The coefficients print ('Coefficients: ', regr.coef_) print ('Intercept: ',regr.intercept_)