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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
 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
 import turtle
-
 pen = turtle.Pen()
 pen = turtle.Pen()
+beijing=turtle.Screen()
+beijing.bgcolor("black")
+
 # 请创造师在下面接着创作
 # 请创造师在下面接着创作
-distance=1
-for i in range(300):
-    pen.forward(distance)
-    distance+=1
-    pen.right(121)
+color =["red","yellow","purple","pink"]
+pen.speed(100)
+for i in range(1,300):
+    pen.color(color[i%4])
+    pen.forward(i)
+    pen.right(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()
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