How to draw a triangle?

Question

Python

How to draw a triangle so that the inside of the triangle is empty.

so it turns out to do but it turns out complete

for i in range(n+1):
    for j in range (n-i) :
        print(end = " ")
    for j in range (i + 1):
        print("*", end = " ")
    print()

Answer 1

height = 10
for row_level in range(height):
    string = ''
    for left_step in range(height - row_level):
        string += ' '
    string += '*'

    for right_step in range(row_level * 2):
        string += ' '
    print(string + '*')

else:
    string = ''
    for i in range(height * 2 + 2):
        string += '*'
    print(string)

Answer 2

Output * is necessary only for the start and end index in loops