handle long texts

app.py

@@ -128,10 +128,12 @@ def build_html_output(s: str, style: str = "result_item_success"):
 
 def process(language: str, repo_id: str, text: str, sid: str, speed: float):
     if len(text) > 1000:
-        raise ValueError(
+        info = (
             "To ensure this space is responsive, please use short text for testing\n"
-            "You can run sherpa-onnx locally to process long texts."
+            + "You can run sherpa-onnx locally to process long texts."
         )
+        return "", build_html_output(info)
+
     MyPrint(f"Input text: {text}. sid: {sid}, speed: {speed}")
     sid = int(sid)
     tts = get_pretrained_model(repo_id, speed)