save project

diy1.py

@@ -4,11 +4,16 @@
 """
 """
 import turtle
 import turtle
 i=1
 i=1
+color=["red","green","blue","yellow"]
+screen=turtle.Screen()
+screen.bgcolor("black")
 pen = turtle.Pen()
 pen = turtle.Pen()
 # 请创造师在下面接着创作
 # 请创造师在下面接着创作
 for i in range(2,200):
 for i in range(2,200):
     pen.fd(i)
     pen.fd(i)
     pen.right(91)
     pen.right(91)
+    pen.pencolor(color[i%4])
+