def handle(self, *args, **options): faker = Faker("pl_PL") for i in range(10): book = Book() book.title = faker.text(50) book.isbn = faker.isbn13() book.pages = faker.random_number() book.cover_type = "soft" book.save() people = Author.objects.all() book.author.add(random.choice(people)) book.save() self.stdout.write(self.style.SUCCESS(f'Create:{book}'))