save project

diy1.py

+
+import turtle
+
+pen = turtle.Pen()
+color=["red","yellow","green","orange"]
+s = turtle.Screen()
+for i in range(300):
+    s.bgcolor(color[i%4])
+    pen.pencolor(color[i%4])
+    pen.forward(i)
+    pen.right(91)
+pen.hideturtle()
+turtle.done()
\ No newline at end of file