python:实现 Sierpinski Triangle谢尔宾斯基三角
import sys
import turtle
PROGNAME = "Sierpinski Triangle"
if len(sys.argv) != 2:
raise Exception(
"right format for using this script: $python fractals.py <int:depth_f
import sys
import turtle
PROGNAME = "Sierpinski Triangle"
if len(sys.argv) != 2:
raise Exception(
"right format for using this script: $python fractals.py <int:depth_f