class Bio:
    def __init__(self, hobbies, favorite_animal, activities):
        self.hobbies = hobbies
        self.favorite_animal = favorite_animal
        self.activities = activities

    def create_bio(self):
        bio = (
            f"Hi there! I'm someone who loves {', '.join(self.hobbies)}."
            f" My favorite animal is {self.favorite_animal}."
            f" I enjoy spending time with friends by {', '.join(self.activities)}."
        )
        return bio


hobbies = ["coding", "exploring new technologies"]
favorite_animal = "cats"
activities = ["hanging out", "having fun"]


my_bio = Bio(hobbies, favorite_animal, activities)
bio_text = my_bio.create_bio()

print(bio_text)