auto save

diy.py

 import turtle   # 导入turtle模块
+# 背景颜色
+screen = turtle.Screen()  # 取出画布背景并赋值给变量Screen
+screen.bgcolor("light blue")  # 改变背景颜色为blue
 # 写字
-# pen=turtle.Pen()      # 创建画笔，调用turtle模块.Pen方法首字母大写
+pen = turtle.Pen()   # 创建画笔Pen
+pen.penup()         # 抬起画笔
+pen.goto(100,-100)   # 将文字画笔移至爱心右下角位置
 # 用write()方法将内容写在画布上，参1书写内容（\n换行）参2字体名称大小类型赋值给font(元组)
-# pen.write("诺依，\nturtle真好用，\n我会在画布上写字了",font=("Times",30,"normal"))
-# pen.hideturtle()                   # 调用hideturtle()方法隐藏画笔
-# turtle.done()                   # 保存画布
+pen.write("诺依，\nturtle真好用，\n我会在画布上写字了",font=("Times",15,"normal"))
+pen.hideturtle()                   # 调用hideturtle()方法隐藏画笔
 # 画爱心
 pen1 = turtle.Pen()   # 新建画笔Pen1
 pen1.pencolor("red")  # 设置线条的颜色