save project

diy1.py

-# 利用write()帮助悟空给诺依回信吧~
-import turtle
-screen=turtle.Screen()
-screen.bgcolor("pink")
-
-
-len=screen.textinput("标题","你想要多大的爱心")
-lovesize=int(len)
-#画爱心
-pen=turtle.Pen()
-pen.left(45)
-pen.forward(lovesize*2)
-pen.circle(lovesize,180)
-pen.right(90)
-pen.circle(lovesize,180)
-pen.forward(lovesize*2)
-
-
-pen1=turtle.Pen()
-pen1.penup()
-pen1.goto(100,-100)
-pen1.write("123",font=("Times",30,"normal"))
-
-
-pen.hideturtle()
-pen1.hideturtle()
-turtle.done()
-# pen=turtle.Pen()
-# pen.write("啦啦\n啦啦\n啦啦\n啦啦绿\n",font=("Times",30,"normal"))
-
+username="pyton"
+userpassword="123456"
+while True:
+    name=input("请输入用户名")
+    password=input("请输入密码")
+    if name == username and password == userpassword:
+        print("登录成功")
+        break
+    print("用户名和密码错误 请重新输入")
+print("欢迎来到贝尔")
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