save project

diy1.py

+"""
+使用turtle模块画图
+每次移动都增加画笔移动的长度，并旋转91°，重复执行300次，查看效果
+"""
+import turtle
+screen.turtle.screen()
+pen = turtle.Pen()
+colors=["red","orange","yellow","green"]
+screen.bgcolor("black")
+for i in range(1,300):
+    pen.pencolor(colors[1%4])
+    pen.forward(i)
+    pen.right(91)
+pen.hideturtle()
+turtle.done()
+
+
+
+
+
+
+# 隐藏画笔，保存画布
+pen.hideturtle()
+turtle.done()
\ No newline at end of file