def book(self): yushu_book = YuShuBook() yushu_book.search_by_isbn(self.isbn) return yushu_book.first
def book(self): yushu_book = YuShuBook() yushu_book.isbnSearch(self.isbn) return yushu_book.first
def book(self): yushu_book = YuShuBook() yushu_book.search_by_isbn(self.isbn) return yushu_book.first
def book(self): yushu_book = YuShuBook() yushu_book.isbnSearch(self.isbn) return yushu_book.first