auto save

diy1.py

+import turtle
+a = turtle.Pen()
+s=["red","blue","green","yellow"]
+a.hideturtle()
+a.speed(0)
+for i in range(1,501):
+    a.pencolor(s[i%4])
+    a.forward(i)
+    a.right(91)
+turtle.done()
\ No newline at end of file

s.py/d.py

+a=["关羽","刘备","张飞"]
\ No newline at end of file