save project

diy1.py

@@ -22,9 +22,12 @@ userpassword = "123456"
 #         print("账户已被锁定！")
 #         exit()
 # print("欢迎来到贝尔编程")
-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")
-else:
-    print("SB！输错了！")
+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
+    else:
+        print("SB！输错了！")
+print("欢迎来到贝尔编程")
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