Update app.py

app.py

@@ -77,6 +77,8 @@ def infer(
         img_url = image_info.get("url") or image_info.get("path")
         return img_url, seed_used
     except Exception as e:
+        import traceback
+        traceback.print_exc()
         print(f"[调用API] 调用接口异常: {e}")
         return None, seed