save project

diy2.py

+i=3
 username = "python"
 username = "python"
 userpassword = "123456"
 userpassword = "123456"
 while True:
 while True:
+    if i>0:
         name = input("请输入用户名:")
         name = input("请输入用户名:")
         password = input("请输入密码:")
         password = input("请输入密码:")
+        i=i-1
         if name == username and password == userpassword:
         if name == username and password == userpassword:
             print("登录成功!")
             print("登录成功!")
             break
             break
-    elif  name!=username:
+        if  name!=username:
+            print("账号错了")
+        if  name!=username:
             print("账号错了")
             print("账号错了")
     else:
     else:
-        print("密码错了")
+        print("你的账户已锁定")
+        exit()
 print("欢迎来到贝尔编程")
 print("欢迎来到贝尔编程")