save project

1.py

 username = "python"
 username = "python"
 userpassword = "123456"
 userpassword = "123456"
+i=3
 while True:
 while True:
+    if i>0:
         name = input("请输入账号:")
         name = input("请输入账号:")
         password = input("请输入密码:")
         password = input("请输入密码:")
+        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
@@ -11,4 +14,7 @@ while True:
         else:
         else:
             if password != userpassword:
             if password != userpassword:
                 print("密码错误")
                 print("密码错误")
+    else :
+        print("账号已锁定")
+        exit()
 print("欢迎来到贝尔编辑器")
 print("欢迎来到贝尔编辑器")