save project

diy2.py

@@ -6,8 +6,9 @@ while True:
     if name == username and password == userpassword:
     if name == username and password == userpassword:
         print("登录成功!")
         print("登录成功!")
         break
         break
-    if  name !==username and password == :   
+    if  name !==username  :   
         print("账号名输入错误")
         print("账号名输入错误")
+        continue
     if  password !==userpassword:   
     if  password !==userpassword:   
         print("密码名输入错误")
         print("密码名输入错误")
 print("欢迎来到贝尔编程!")
 print("欢迎来到贝尔编程!")
\ No newline at end of file