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()
+screen.bgcolor("black")
+pen = turtle.Pen()
+pen.speed(0)
+length = 0
+colors = ["red","yellow","blue","green","pink"]
+for i in range(99999):
+    pen.pencolor(colors[i%5])
+    pen.forward(length)
+    length = length + 1
+    pen.left(360/5)
+    
+turtle.done()