save project

diy2.py

-usename="python"
-userpassword="123456"
+username = "python"
+userpassword = "123456"
 while True:
 while True:
-    name=input("请输入用户名：")
-    password=input("请输入密码：")
-    if name == usename and password == userpassword:
+    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！")
        print("登录成功！")
        break
        break
     if name != username:
     if name != username:
-        print("用户名不存在,请重新输入！")
+       print("用户名错误,请重新输入！")
+       continue 
     if password != userpassword:
     if password != userpassword:
-        print("密码输入有误,请重新输入！")
+       print("密码输入有误,请重新输入！")
 print("欢迎来到贝尔编程!")    
 print("欢迎来到贝尔编程!")    
\ No newline at end of file