from library.library import Library from library.user import User user = User(12, 'Peter') library = Library() library.add_user(user) print(library.add_user(user)) library.remove_user(user) print(library.remove_user(user)) library.add_user(user) print(library.change_username(2, 'Igor')) print(library.change_username(12, 'Peter')) print(library.change_username(12, 'George')) [ print( f'{user_record.user_id}, {user_record.username}, {user_record.books}') for user_record in library.user_records ] library.books_available.update({ 'J.K.Rowling': [ 'The Chamber of Secrets', 'The Prisoner of Azkaban', 'The Goblet of Fire', 'The Order of the Phoenix', 'The Half-Blood Prince', 'The Deathly Hallows' ] }) user.get_book('J.K.Rowling', 'The Deathly Hallows', 17, library) print(library.books_available) print(library.rented_books) print(user.books)