save project

diy1.py

 import turtle
 import turtle
+screen=turtle.Screen()
+screen.bgcolor("black")
 pan=turtle.Pen()
 pan=turtle.Pen()
 pan.speed(0)
 pan.speed(0)
 #d=1
 #d=1
+colors=["red","blue","green","yellow"]
 for i in range(1,300):
 for i in range(1,300):
+    pan.pencolor(colors[i%4])
     pan.forward(i)
     pan.forward(i)
     pan.right(91)
     pan.right(91)
     d=1
     d=1