# Pet Example
# pet.py file

class Pet:

    def __init__(self, the_name, the_animal_type, \
        the_birth_year):
        self.name = the_name
        self.animal_type = the_animal_type
        self.birth_year = the_birth_year
        self.vaccinated = False

    def __str__(self):
        output = self.name + " " + self.animal_type + \
            " " + str(self.birth_year)
        return output
        
    def vaccinate(self):
        self.vaccinated = True