save project

diy1.py

 # 利用write()帮助悟空给诺依回信吧~
 # 利用write()帮助悟空给诺依回信吧~
 import turtle
 import turtle
-len = int(input("请输入大小(30~100):"))
 sc = turtle.Screen()
 sc = turtle.Screen()
-pen=turtle.Pen()
-sc.bgcolor("pink")
-pen.penup()
-pen.goto(80,-200)
-pen.write("送给你\n小心心~\n——滕XX",font=("Times",40,"normal"))
-pen.hideturtle()
+while True:
+    a = sc.textinput("爱心大小","请输入(30~100):")
+    len = float(a)
+    if a % 1 != 0:
+        break
+    else:
+        if len < 30 or len > 100:
+            print("请重输")
+        else:
+            pen=turtle.Pen()
+            sc.bgcolor("pink")
+            pen.penup()
+            pen.goto(80,-200)
+            pen.write("送给你\n小心心~\n——滕XX",font=("Times",40,"normal"))
+            pen.hideturtle()
 
 
-#画爱心
-pen1 = turtle.Pen()
-pen1.penup()
-pen1.goto(-100,-100)
-pen1.pendown()
-pen1.fillcolor("red")
-pen1.pensize(10)
-pen1.pencolor("red")
-pen1.begin_fill()
-pen1.left(45)
-pen1.forward(len*2)
-pen1.circle(len,180)
-pen1.right(90)
-pen1.circle(len,180)
-pen1.forward(len*2)
-pen1.end_fill()
-turtle.done()
+            #画爱心
+            pen1 = turtle.Pen()
+            pen1.penup()
+            pen1.goto(-100,-100)
+            pen1.pendown()
+            pen1.fillcolor("red")
+            pen1.pensize(10)
+            pen1.pencolor("red")
+            pen1.begin_fill()
+            pen1.left(45)
+            pen1.forward(len*2)
+            pen1.circle(len,180)
+            pen1.right(90)
+            pen1.circle(len,180)
+            pen1.forward(len*2)
+            pen1.end_fill()
+            turtle.done()