Update app.py

app.py

@@ -66,7 +66,7 @@ vectorstore = get_vectorstore(docs)
 
 
 
-def main():
+def main(vectorstore):
 
     st.set_page_config(page_title="Chat with multiple PDFs",
                        page_icon=":books:")
@@ -80,7 +80,7 @@ def main():
     st.header("Chat with multiple PDFs :books:")
     user_question = st.text_input("Ask a question about your documents:")
     if user_question:
-        handle_userinput(user_question)
+        handle_userinput(user_question,vectorstore)
 
 
 def handle_userinput(user_question,vectorstore):
@@ -168,4 +168,4 @@ def create_conversational_rag_chain(vectorstore):
  
 
 if __name__ == "__main__":
-    main()
+    main(vectorstore)