import os

import joblib

MODEL_FILE = "model.joblib"


def is_saved_model(path):
    return os.path.isdir(path) and os.path.exists(os.path.join(path, MODEL_FILE))


def save_model(clf, directory):
    os.makedirs(directory, exist_ok=True)
    joblib.dump(clf, os.path.join(directory, MODEL_FILE))


def load_model(directory):
    return joblib.load(os.path.join(directory, MODEL_FILE))