变量函数重命名

app.py

@@ -13,7 +13,7 @@ from models import (
     SendMessageRequest,
     SendMessageResponse,
 )
-from service import ChatService, DeepSeekUpstreamError
+from service import ChatProviderError, ChatService
 from storage import JsonSessionStorage, SessionNotFoundError, SessionStorageError
 
 
@@ -23,7 +23,7 @@ async def encode_sse(
     try:
         async for event in events:
             yield f"data: {json.dumps(event, ensure_ascii=False)}\n\n"
-    except (DeepSeekUpstreamError, SessionStorageError) as exc:
+    except (ChatProviderError, SessionStorageError) as exc:
         error = {"type": "error", "detail": str(exc)}
         yield f"data: {json.dumps(error, ensure_ascii=False)}\n\n"
     yield "data: [DONE]\n\n"
@@ -109,7 +109,7 @@ def create_app(
             return JSONResponse(content=response.model_dump(mode="json"))
         except SessionNotFoundError as exc:
             raise HTTPException(status_code=404, detail="session not found") from exc
-        except DeepSeekUpstreamError as exc:
+        except ChatProviderError as exc:
             raise HTTPException(status_code=502, detail=str(exc)) from exc
         except SessionStorageError as exc:
             raise HTTPException(status_code=500, detail=str(exc)) from exc