W3School TIY Editor

import pandas as pd from sklearn import linear_model df = pd.read_csv("cars.csv") X = df[['Weight', 'Volume']] y = df['CO2'] regr = linear_model.LinearRegression() regr.fit(X, y) # 创建 DataFrame 而不是直接使用列表： predict_data = pd.DataFrame([[3300, 1300]], columns=['Weight', 'Volume']) predictedCO2 = regr.predict(predict_data) print(predictedCO2)