reg.fit(x_train, y_train) TypeError: fit() missing 1 required positional argument: 'y'
reg = linear_model.LinearRegression() <--- #all i did was add parentheses
xTrain, xTest, yTrain, yTest = train_test_split(dfx, dfy, test_size=0.33, random_state=42)
reg.fit(xTrain, yTrain)