save project

diy1.py

+import turtle
+pen = turtle.Pen()
+screen = turtle.Screen()
+screen.bgcolor("black")
+# 请创造师在下面接着创作
+colors=["red","orange","blue","yellow"]
+for i in range(300):
+    pen.color(colors[i%4])
+    pen.forward(i)
+    pen.right(91)
+# 隐藏画笔，保存画布
+pen.hideturtle()
+turtle.done()
\ No newline at end of file