save project

diy1.py

@@ -4,14 +4,20 @@
 """
 """
 import turtle
 import turtle
 t=["red","orange","yellow","green"]
 t=["red","orange","yellow","green"]
+j=0
 pen=turtle.Pen()
 pen=turtle.Pen()
-# 请创造师在下面接着创作
-i=1
 for i in range(300):
 for i in range(300):
-    pen=pencolor(t[i%4])
+    pen.pencolor(t[j%4])
     pen.forward(i)
     pen.forward(i)
     pen.right(91)
     pen.right(91)
-    i+=1
+    j=j+1
 # 隐藏画笔，保存画布
 # 隐藏画笔，保存画布
 pen.hideturtle()
 pen.hideturtle()
+pen.penup()
+pen.goto(0,0)
+pen.fillcolor(black)
+pen.begin_fill()
+pen.pendown()
+pen.circle(0.5)
+pen.end_fill()
 turtle.done()
 turtle.done()
\ No newline at end of file