Update utils.py

utils.py

@@ -25,6 +25,9 @@ def transcribe_audio(audio_path, language="English"):
     return result['text']
 
 def save_audio_file(uploaded_file, filename):
+    """
+    Save uploaded audio to a file.
+    """
     path = os.path.join("audio", filename)
     os.makedirs("audio", exist_ok=True)
     with open(path, "wb") as f:
@@ -32,6 +35,9 @@ def save_audio_file(uploaded_file, filename):
     return path
 
 def save_chat_history(history, filename="chat_history.json"):
+    """
+    Save conversation history to a JSON file.
+    """
     os.makedirs("history", exist_ok=True)
     with open(os.path.join("history", filename), "w") as f:
         json.dump(history, f, indent=4)