import os.path

import numpy as np
import pandas as pd
import argparse
from sklearn.metrics import mean_squared_error


parser = argparse.ArgumentParser()

parser.add_argument('--path', type=str, required=True)
parser.add_argument('--name', type=str, required=True)
parser.add_argument('--answer_file', type=str, required=True)
parser.add_argument('--predict_file', type=str, required=True)

parser.add_argument('--value', type=str, default="price")

args = parser.parse_args()

answers = pd.read_csv( args.answer_file)
predictions = pd.read_csv( args.predict_file)

performance = np.sqrt(mean_squared_error(answers[args.value], predictions[args.value]))

with open(os.path.join(args.path, args.name, "result.txt"), "w") as f:
    f.write(str(performance))