diy1.py

import turtle 
# 
screen=turtle.Screen()
screen.bgcolor("light blue") 
# 
pen=turtle.Pen()
pen.penup()
pen.goto(100,-100)
pen.write("Hi,诺依~\n用python写电子贺卡真是太有趣了！\n我也喜欢python\n——悟空",font =("times",20,"normal"))
pen.hideturtle()
# 
pen1=turtle.Pen() 
pen1. pencolor("red")
pen1.pensize(5)
# 
len=60
pen1.left(45)
pen1.forward(2*len)
pen1.circle(len,180)
pen1.right(90)
pen1.circle(len,180)
pen1.forward(2*len)
pen1.hideturtle()
turtle.done()