fix

ragg/app.py

@@ -79,8 +79,15 @@ def xtts_speak_to_file(
             f"{reference_files or []} and/or {reference_dir}"
         )
 
+    # if not hasattr(xtts_speak_to_file, "_model") or xtts_speak_to_file._model is None:
+    #     xtts_speak_to_file._model = TTS("tts_models/multilingual/multi-dataset/xtts_v2", gpu=False)
     if not hasattr(xtts_speak_to_file, "_model") or xtts_speak_to_file._model is None:
-        xtts_speak_to_file._model = TTS("tts_models/multilingual/multi-dataset/xtts_v2", gpu=False)
+        import sys
+        sys.stdin = open(os.devnull)  # prevent EOF crash (no terminal input)
+        xtts_speak_to_file._model = TTS(
+            "tts_models/multilingual/multi-dataset/xtts_v2",
+            gpu=False,
+        )
     tts = xtts_speak_to_file._model
 
     out_path = Path(out_file) if out_file else Path(f"xtts_{uuid.uuid4().hex}.wav")