GVSDSDK 的 model_base.py 在 Python 3.10 下不能从 typing 导入 Self，加了兼容：3.11 用标准库，3.10 用 typing_extensions.Self。只动这一处，业务逻辑不变。

gvsdsdk/model_base.py

@@ -24,7 +24,12 @@
 from __future__ import annotations
 
 import re
-from typing import Any, Callable, Dict, Generic, Optional, Self, Tuple, Type, TypeVar, Union
+from typing import Any, Callable, Dict, Generic, Optional, Tuple, Type, TypeVar, Union
+
+try:
+    from typing import Self
+except ImportError:
+    from typing_extensions import Self
 
 from django.db import models
 from django.db.models import Q