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diy1.py

@@ -5,12 +5,17 @@
 import turtle
 import turtle
 
 
 pen = turtle.Pen()
 pen = turtle.Pen()
+h = turtle.Screen()
+h.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)
+#distance=1
+c = ['red','blue','green','yellow']
+
+for i in range(1,300):
+    pen.pencolor(c[i%4])
+    pen.forward(i)
+    #distance+=1
+    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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