save project

diy1.py

 username = "python"
 username = "python"
 userpassword = "123456"
 userpassword = "123456"
-name = imput("请输入用户名：")
- password = input(请输入密码:)
- if name == username and password == userpassword:
-     print("登录成功！")
+while True:
+
+    name = imput("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("欢迎来到贝尔编程！")
  
  
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