save project

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
 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
-
+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
-fhh=1
-for i in range(300):
-    pen.forward(fhh)
-    pen.right(92)
-    fhh+=1
+colors=["red","green","pink","orange"]
+for i in range(1,300):
+    pen.color(colors[i%4])
+    pen.forward(i)
+    pen.right(95)
 pen.hideturtle()
 pen.hideturtle()
 turtle.done()
 turtle.done()
\ No newline at end of file