how to display multiple input boxes in jupyter code example

Example 1: add new items in a select input using js

$("#mySelect").append('<option value=1>My option</option>');

Example 2: how to input a full array in one input in python

n = int(input())
arr = input()   # takes the whole line of n numbers
l = list(map(int,arr.split(' '))) # split those numbers with space( becomes ['2','3','6','6','5']) and then map every element into int (becomes [2,3,6,6,5])