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diy.py

@@ -13,13 +13,16 @@ pen.hideturtle()                   # 调用hideturtle()方法隐藏画笔
 pen1 = turtle.Pen()   # 新建画笔Pen1
 pen1 = turtle.Pen()   # 新建画笔Pen1
 pen1.pencolor("red")  # 设置线条的颜色
 pen1.pencolor("red")  # 设置线条的颜色
 pen1.pensize(5)       # 设置线条的粗细
 pen1.pensize(5)       # 设置线条的粗细
+# 调用textinput()创建参1标题，参2提示，并赋值给变量len
+len = screen.textinput("提示", "你想要多大的爱心呀？")
+lovesize = int(len)      # 用int()转化变量len,并赋值给变量lovesize
 # 借助变量
 # 借助变量
 len = 40  # 用len表示圆的半径
 len = 40  # 用len表示圆的半径
 pen1.left(45)         # 左转45
 pen1.left(45)         # 左转45
-pen1.forward(2*len)     # 向前2*len
-pen1.circle(len,180)   # 画出半圆len，180
+pen1.forward(2*lovesize)     # 向前2*len
+pen1.circle(lovesize,180)   # 画出半圆len，180
 pen1.right(90)        # 右转90
 pen1.right(90)        # 右转90
-pen1.circle(len,180)   # 画出半圆50，180
-pen1.forward(2*len)     # 向前100
+pen1.circle(lovesize,180)   # 画出半圆len，180
+pen1.forward(2*lovesize)     # 向前2*len
 pen1.hideturtle()     # 隐藏画笔
 pen1.hideturtle()     # 隐藏画笔
 turtle.done()         # 保存画布
 turtle.done()         # 保存画布
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