Update app.py

app.py

@@ -89,7 +89,7 @@ def translate_to_english(api_key, text, lang_code):
         prompt = f"Translate the following text from {lang_code} to English: \n\n{text}"
 
         response = openai.ChatCompletion.create(
-            model="gpt-4",  # Using ChatGPT model for translation
+            model="gpt-4o",  # Using ChatGPT model for translation
             messages=[
                 {"role": "system", "content": "You are a helpful assistant that translates text."},
                 {"role": "user", "content": prompt}