from random import randint


class User(object):

    def __str__(self):
        print("This is instance of User class")

    def __init__(self, name, password):
        self.__name = name
        self.__password = password
        self.__gold = 10
        self.__level = 1
        self.__power = randint(0, 5)  # random power between 0 and 5

    @property
    def name(self):
        return self.__name

    @property
    def gold(self):
        return self.__gold

    @gold.setter
    def gold(self, new_gold):
        if not isinstance(new_gold, int):
            raise TypeError("new_gold should be an integer")
        self.__gold = new_gold