save project

diy2.py

 username = "python"
 username = "python"
 userpassword = "123456"
 userpassword = "123456"
 while True:
 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
-    if name == username:
-        print("用户名错误!请重新输入")
-        continue
-    if name == userpassword:
-        print("用密码错误!请重新输入")
-    print("用户名和密码错误!请重新输入")
-    print("欢迎来到贝尔编程!")
-    
+    if
+        name = input("请输入用户名:")
+        password = input("请输入密码:")
+
+
+        if name == username:
+            if password == userpassword:
+                print("登录成功!")
+                break
+            else:      
+                print("密码错误!请重新输入")
+        else:      
+            print("用户名和密码错误!请重新输入")
\ No newline at end of file
+    else:
+        print("被锁定")  
+        esit   
+print("欢迎来到贝尔编程!")
+        
\ No newline at end of file