save project

day.py

+import turtle
+pen = turtle.Pen()
+pen.speed(100)
+screen = turtle.Screen()
+screen.bgcolor("black")
+color = ["red","orange","green","blue"]
+for i in range(300):
+    pen.color(color[i%4])
+    pen.forward(i)
+    pen.right(91)
+pen.hideturtle()
+turtle.done()    
+