Animal class implemented in Python 3.x

animal.py

class Animal:
    __name = None
    __age = 0
    __is_hungry = False
    __nr_of_legs = 0

    def __init__(self, name, age, is_hungry, nr_of_legs):
        self.name = name
        self.age = age
        self.is_hungry = is_hungry
        self.nr_of_legs = nr_of_legs

    #
    # METHODS
    #

    def eat(self, food):
        print("{} is eating {}.".format(self.name, food))
    
    #
    # PROPERTIES
    #
    
    @property
    def name(self):
        return self.__name
    
    @name.setter
    def name(self,new_name):
        self.__name = new_name

    @property
    def age(self):
        return self.__age
    
    @age.setter
    def age(self,new_age):
        self.__age = new_age

    @property
    def is_hungry(self):
        return self.__is_hungry
    
    @is_hungry.setter
    def is_hungry(self,new_is_hungry):
        self.__is_hungry = new_is_hungry

    @property
    def nr_of_legs(self):
        return self.__nr_of_legs
    
    @nr_of_legs.setter
    def nr_of_legs(self,new_nr_of_legs):
        self.__nr_of_legs = new_nr_of_legs