save project

diy1.py

 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!")
-        break
-    elif name!=username:
-        print("用户名错误！请重新输入")
-    else: 
-        print("密码不正确！请重新输入")
+while True:
+    if i>0:    
+        name=input("请输入用户名：")
+        password=input("请输入密码：")
+        i-=1
+        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 password!=username:
+            print("密码不正确！请重新输入")
+    else：
+        print("你的账户已被锁定，请一个小时以后再来")
+        exit()
 print("欢迎来到贝尔编程！")