class Book:
    def __init__(self, author: str, name: str, publisher: str, year: int, page_num: int):
        self.author = author
        self.name = name
        self.publisher = publisher
        self.year = year
        self.page_num = page_num

    def __str__(self):
        return f'{self.author}, {self.name}, {self.publisher}, {self.year}, {self.page_num}'


# Неважливо який ліст, головне щоб знизу була коректна логіка для їх фільтрування
book_list = [Book('TNU', 'A VERY INTERSTING BOOK', 'A RANDOM GUY', 1932, 100),
             Book('TNU', 'ANOTHER INTERISTING BOOK', 'SUBURBIAN CITIZENS', 1999, 50)]

inp = input('How would you like to filter your books?\n'
            'Type 1 to filter them by author.\n'
            'Type 2 to filter them by publisher.\n'
            'Type 3 to filter to them by date.\n')

result = []
match inp:
    case '1':
        author = input('Type the author name >>> ')
        result = [book for book in book_list if book.author == author]

    case '2':
        publisher = input('Type the publisher name >>> ')
        result = [book for book in book_list if book.publisher == publisher]
    case '3':
        year = ''
        while not year.isdigit():
            year = input('Type the year after which to show the books >>> ')
        year = int(year)
        result = [book for book in book_list if book.year > year]

if result:
    print(*result, sep='\n')
else:
    print('Found nothing')