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
+s=turtle.Screen()
+s.bgcolor("black")
+
+pen = turtle.Pen()
+pen.speed(100)
+c=["red","green","blue","yellow"]
+for i in range(300):
+    pen.color(c[i%4])
+    pen.forward(i)
+    pen.right(91)
+
+
+# 隐藏画笔，保存画布
+pen.hideturtle()
+turtle.done()