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diy1.py

@@ -3,13 +3,14 @@
 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
-
 pen = turtle.Pen()
+pen.pencolor()
+
 distance=1
 for i in range(300):
     pen.forward(distance)
     distance+=1
-    pen.right(121)
+    pen.right(91)
 # 隐藏画笔，保存画布
 pen.hideturtle()
 turtle.done()
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