Update app.py

app.py

@@ -118,6 +118,12 @@ def initialize_LLM(vector_db):
     qa_chain = initialize_llmchain(vector_db)
     return qa_chain
 
+def format_chat_history(message, chat_history):
+    formatted_chat_history = []
+    for user_message, bot_message in chat_history:
+        formatted_chat_history.append(f"User: {user_message}")
+        formatted_chat_history.append(f"Assistant: {bot_message}")
+    return formatted_chat_history
 
 def conversation(qa_chain, message, history):
     formatted_chat_history = format_chat_history(message, history)