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diy1.py

@@ -3,14 +3,17 @@
 每次移动都增加画笔移动的长度，并旋转91°，重复执行300次，查看效果
 """
 import turtle
+screen = turtle.Screen()
+screen.bgcolor("pink")#brown
 
+color = ["red","orange","yellow","green"]
 pen = turtle.Pen()
-pen.speed(1000)
-
+pen.speed(10)
 # 请创造师在下面接着创作
-for i in range(1,900000000000000000000000000000000):
+for i in range(1,300):
     pen.forward(i)
-    pen.right(106)
+    pen.pencolor(color[i%4])
+    pen.right(91)
 # 隐藏画笔，保存画布
 pen.hideturtle()
 turtle.done()
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