Python 으로 색이 정해진 임의의 삼각형 5개를 그리는 함수

[문정아중국집(125.141)]

from tkinter import *
import random
tk = Tk()
canvas = Canvas(tk, width=400, height=400)
canvas.pack()

def random_triangle(width, height, fill_color):
    x1 = random.randrange(width)
    y1 = random.randrange(height)
    x2 = random.randrange(x1 + random.randrange(width))
    y2 = random.randrange(y1 + random.randrange(height))
    x3 = random.randrange(x2 + random.randrange(width))
    y3 = random.randrange(y2 + random.randrange(height))
    canvas.create_polygon(x1, y1, x2, y2, x3, y3, fill=fill_color)

random_triangle(250, 250, 'blue')
random_triangle(250, 250, 'red')
random_triangle(250, 250, 'green')
random_triangle(250, 250, 'yellow')
random_triangle(250, 250, 'black')

23분 걸렸다. 지능 ㅆㅅㅌㅊ?