save project

a.py

+import turtle
+pen=turtle.Pen()
+screen=turtle.Screen()
+a=int(screen.textinput("爱心（写数字）","你想要什么爱心？"))
+pen.write("欢迎你\n--悟空",font=("Times",30,"normal"))
+pen.hideturtle()
+pen1=turtle.Pen()
+screen.bgcolor("blue")
+pen1.penup()
+pen1.goto(-200,200)
+pen1.fillcolor("red")
+pen1.begin_fill()
+pen1.color("red")
+pen1.right(-135)
+pen1.circle(a/2,180)
+pen1.forward(a)
+pen1.right(-90)
+pen1.forward(a)
+pen1.circle(a/2,180)
+pen1.end_fill()
+pen1.hideturtle()
+turtle.done()
\ No newline at end of file