auto save

diy1.py

 import turtle
 import turtle
+#背景颜色
 screen=turtle.Screen()
 screen=turtle.Screen()
 screen.bgcolor("pink")
 screen.bgcolor("pink")
+#写字
 pen=turtle.Pen()
 pen=turtle.Pen()
 pen.penup()
 pen.penup()
 pen.goto(100,-100)
 pen.goto(100,-100)
 pen.write("hi,依诺！好久不见啦\n用python写电子卡真好玩！",font=("Times",18,"normal"))
 pen.write("hi,依诺！好久不见啦\n用python写电子卡真好玩！",font=("Times",18,"normal"))
 pen.hideturtle()
 pen.hideturtle()
+#画爱心
 pen1=turtle.Pen()
 pen1=turtle.Pen()
+#设置画笔粗细和颜色
 pen1.pensize(5)
 pen1.pensize(5)
 pen1.pencolor("red")
 pen1.pencolor("red")
+#设置变量
+len=int(screen.textinput("提示","你想要多大的爱心呀？"))
 pen1.left(45)
 pen1.left(45)
-pen1.forward(100)
-pen1.circle(50,180)
+pen1.forward(2*len)
+pen1.circle(len,180)
 pen1.right(90)
 pen1.right(90)
-pen1.circle(50,180)
-pen1.forward(100)
+pen1.circle(len,180)
+pen1.forward(2*len)
 pen1.hideturtle()
 pen1.hideturtle()
 turtle.done()
 turtle.done()
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