Upload 2 files

app.py

@@ -365,11 +365,11 @@ def handle_api_error(error, attempt, current_api_key):
         else:
             delay = min(RETRY_DELAY * (2 ** attempt), MAX_RETRY_DELAY)
             logger.warning(
-                f"{current_api_key[:8]} ... {current_api_key[-3:]} → {status_code} 未知错误 → {delay} 秒后重试..."
+                f"{current_api_key[:8]} ... {current_api_key[-3:]} → {status_code} 未知错误/模型不可用 → {delay} 秒后重试..."
             )
             switch_api_key()
             time.sleep(delay)
-            return 0, None
+            return 2, None
 
     elif isinstance(error, requests.exceptions.ConnectionError):
         delay = min(RETRY_DELAY * (2 ** attempt), MAX_RETRY_DELAY)