save project

diy1.py

@@ -4,10 +4,15 @@
 """
 """
 import turtle
 import turtle
 pen=turtle.Pen()
 pen=turtle.Pen()
+screen=turtle.Screen()
+screen.bgcolor("orange")
+colors=["pink","blue","purple","green"]
 for i in range(1,300):
 for i in range(1,300):
+    pen.pencolor(colors[i%4])
     pen.forward(i)
     pen.forward(i)
     pen.left(91)
     pen.left(91)
 
 
+
 # 隐藏画笔，保存画布
 # 隐藏画笔，保存画布
 pen.hideturtle()
 pen.hideturtle()
 turtle.done()
 turtle.done()