print a text box with python

print_text_box.py

def text_box(width: int, height: int) -> str:
    lx, ly = width - 1, height - 1
    out = ''
    for y in range(height):
        for x in range(width):
            if x == 0 or x == lx:
                out += '+' if y == 0 or y == ly else '|'
            elif y == 0 or y == ly:
                out += '-'
            else:
                out += ' '
            
            if x == lx and y != ly:
                out += '\n'
    
    return out
                    
print(text_box(100, 15))