save project

diy1.py

@@ -8,7 +8,7 @@ pen.speed(100)
 color=['red','blue','yellow','pink']
 color=['red','blue','yellow','pink']
 for i in range(1,300):
 for i in range(1,300):
     screen=turtle.Screen()
     screen=turtle.Screen()
-    screen.bgcolor(black)
+    screen.bgcolor('black')
     pen.pencolor(colors[i%4])
     pen.pencolor(colors[i%4])
     pen.forward(i)
     pen.forward(i)
     pen.right(91)
     pen.right(91)