show_console_triangle.py

#!/usr/bin/env python3
# -*- coding: utf-8 -*-

__author__ = "ipetrash"


def print_triangle(n):
    """
        n = 5

        *
       ***
      *****
     *******
    *********

    """

    starts = 1

    for i in range(1, n + 1):
        fill = " " * (n - i)
        print(fill + "*" * starts + fill)
        starts += 2


if __name__ == "__main__":
    print_triangle(5)