Python Book.get_by_id示例

示例#1

    def retrieve_book(book_id):
        """Retrieve a book using its book id"""

        book = Book.get_by_id(book_id)

        if not book:
            return jsonify({'message':
                            'The requested book was not found'}), 404

        if request.method == 'GET':
            return jsonify(book.serialize()), 200