Update app.py

app.py

@@ -398,6 +398,7 @@ def translate_text(input_text: str, s_language: str, t_language: str, model_name
     sl = all_langs[s_language][0]
     tl = all_langs[t_language][0]
     message_text = f'Translated from {s_language} to {t_language} with {model_name}'
+    translated_text = None
     try:    
         if model_name == "Helsinki-NLP/opus-mt-tc-bible-big-mul-mul":
             translated_text, message_text = Translators(model_name, sl, tl, input_text).HelsinkiNLP_mulmul()