能试的方法都试过了，还请大佬帮忙看一下
Traceback (most recent call last):
File "src\pymssql.pyx", line 636, in pymssql.connect
File "src\_mssql.pyx", line 1957, in _mssql.connect
File "src\_mssql.pyx", line 676, in _mssql.MSSQLConnection.__init__
File "src\_mssql.pyx", line 1683, in _mssql.maybe_raise_MSSQLDatabaseException
_mssql.MSSQLDatabaseException: (18456, b"\xe7\x94\xa8\xe6\x88\xb7 'sa' \xe7\x99\xbb\xe5\xbd\x95\xe5\xa4\xb1\xe8\xb4\xa5\xe3\x80\x82DB-Lib error message 20018, severity 14:\nGeneral SQL Server error: Check messages from the SQL Server\nDB-Lib error message 20002, severity 9:\nAdaptive Server connection failed (DESKTOP-AT6GGIA:1433)\n")
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "D:\桌面文件夹\成信大\Python\灰度模型\与数据库的链接.py", line 2, in <module>
conn = pymssql.connect(server = 'DESKTOP-AT6GGIA' , user = 'sa' , password = 'llm1218' , database = 'elevator')
File "src\pymssql.pyx", line 642, in pymssql.connect
pymssql.OperationalError: (18456, b"\xe7\x94\xa8\xe6\x88\xb7 'sa' \xe7\x99\xbb\xe5\xbd\x95\xe5\xa4\xb1\xe8\xb4\xa5\xe3\x80\x82DB-Lib error message 20018, severity 14:\nGeneral SQL Server error: Check messages from the SQL Server\nDB-Lib error message 20002, severity 9:\nAdaptive Server connection failed (DESKTOP-AT6GGIA:1433)\n")
