Update app.py

app.py

@@ -203,13 +203,22 @@ async def run_async(symbol, timeframe, exchange, horizon, limit):
     return ohlcv, deep, ind
 
 
+def _root(e):
+    """ExceptionGroup/TaskGroup sarmalını açıp asıl hatayı döndürür."""
+    while getattr(e, "exceptions", None):
+        e = e.exceptions[0]
+    return f"{type(e).__name__}: {e}"
+
+
 def run(symbol, timeframe, exchange, horizon, limit):
     try:
         ohlcv, deep, ind = asyncio.run(run_async(symbol, timeframe, exchange, horizon, limit))
         df = to_df(ohlcv)
         res = predict(df, int(horizon))
-    except Exception as e:  # noqa: BLE001
-        return f"**Hata:** {e}", None, ""
+    except BaseException as e:  # noqa: BLE001
+        import traceback
+        traceback.print_exc()
+        return f"**Hata:** {_root(e)}", None, ""
 
     p = res["p_up"]
     signal = "LONG" if p > 0.55 else "SHORT" if p < 0.45 else "NÖTR"