save project

diy1.py

 import turtle
-pen=turtle.Pen()
-# pen.up()
-# pen.goto(30,-20)
-# pen.down()
-pen.write("你好",font=("Times",30,"normal"))
-# pen1=turtle.Pen()
-# pen1.left(45)
-# pen1.forwold(100)
-# pen1.circle(50,180)
-# pen1.left(45)
-# pen1.circle(50,-180)
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+
+username = "python"
+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")
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