清理代码

sync_state_machine/datasource/datasource.py

@@ -31,7 +31,6 @@ if TYPE_CHECKING:
 
 from ..common.types import SyncStatus
 from ..common.type_safety import get_pydantic_model_fields
-from .handler import ensure_handler_compat
 from .task_result import TaskResult
 from ..engine import (
     StateMachineConfig,
@@ -379,9 +378,8 @@ class BaseDataSource(ABC):
         示例：
             datasource.register_handler(ContractNodeHandler(api_client))
         """
-        compatible_handler = ensure_handler_compat(handler)
-        self._handlers[compatible_handler.node_type] = compatible_handler
-        self._apply_target_project_ids_to_handler(compatible_handler)
+        self._handlers[handler.node_type] = handler
+        self._apply_target_project_ids_to_handler(handler)
 
     def set_target_project_ids(self, target_project_ids: Optional[List[str]]) -> None:
         """设置项目过滤列表，并在注册阶段下发给所有 handler。"""