def book_init_func(row): book_instance = Book(row['title']) book_instance.book_id = row['book_id'] book_instance.author = row['author'] book_instance.additional_authors = row['additional_authors'] book_instance.isbn = row['isbn'] book_instance.isbn13 = row['isbn13'] book_instance.my_rating = row['my_rating'] book_instance.avg_rating = row['avg_rating'] book_instance.publisher = row['publisher'] book_instance.binding = row['binding'] book_instance.pages = row['pages'] book_instance.year_publish = row['year_published'] book_instance.year_publish_original = row['year_publish_original'] book_instance.date_read = row['date_read'] book_instance.date_added = row['date_added'] book_instance.bookshelves = row['bookshelves'] '''Add rows to User.books''' user = User.query.filter_by(username='******').first() user.books.append(book_instance) '''populate Dewey Decimal number''' return book_instance