Update app.py

app.py

@@ -1,6 +1,7 @@
 import os
 from langchain_core.prompts import PromptTemplate
 from langchain.chains.question_answering import load_qa_chain
+from langchain_community.output_parsers.rail_parser import GuardrailsOutputParser
 from langchain_community.document_loaders import PyPDFLoader
 import google.generativeai as genai
 import gradio as gr
@@ -42,6 +43,8 @@ def initialize(pdf_file, question):
                 # Load the GeminiPro model
                 model = genai.GenerativeModel('gemini-pro')
 
+                # Ensure your LLM object (model) inherits from Runnable and can generate text
+
                 # Prepare the input data
                 input_data = {
                     "context": processed_context,