Update app.py

app.py

@@ -15,8 +15,8 @@ def download_assets():
 
 def text_to_speech(text):
     # prevent too long text
-    if len(text) > 100:
-        text = text[:100]
+    if len(text) > 500:
+        text = text[:500]
     text = nat_normalize_text(text)
     mel = text2mel(
         text,