lv3.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啦~\n我也喜欢python~\n——悟空",font=("Time",30,"normal"))
pen.hideturtle()
pen1=turtle.Pen()
pen1.pencolor("red")
pen1.pensize(5)
pen1.left(45)
pen1.forward(100)
pen1.circle(50,180)
pen1.right(90)

pen1.circle(50,180)
pen1.forward(100)
pen1.hideturtle()
turtle.done()