import pickle

class person:
    def __init__(self,name,age):
        self.name=name
        self.age=age
    def __str__(self):
        return f"{self.name} is {self.age} years old\n"

def read_to_binary_file_list(people_list,filename):
    with open(filename,"ab") as file:
        for person in people_list:
            pickle.dump(person,file)

def write_to_binary_file(person,filename):
    with open(filename,"ab") as file:
        pickle.dump(person,file)

people=[person("Ali Turan",45),person("Ali Turan2",33),person("Ali Turan3",73)]
write_to_binary_file(people,"data/binary1.bin")
for person in people:
    write_to_binary_file(people,"data/binary2.bin")