Update app.py

app.py

@@ -67,6 +67,17 @@ def cleanup_text(text):
         text = text.replace(src, dst)
     return text
 
+def normalize_text(text):
+    # Convert to lowercase
+    text = text.lower()
+
+    # Remove punctuation (except apostrophes)
+    text = re.sub(r'[^\w\s\']', '', text)
+
+    # Remove extra whitespace
+    text = ' '.join(text.split())
+
+    return text
 
 model = SpeechT5ForTextToSpeech.from_pretrained(
     "Yassmen/speecht5_finetuned_english_tehnical"