Update app.py

app.py

@@ -119,12 +119,14 @@ with st.container():
         txt = gr.Textbox(label="Enter your query", placeholder="Ask a question...")         
         submit_btn = gr.Button('Submit')
 
-        # Modified event handler for submit button
-        @submit_btn.capture()
-        def on_submit():
-            add_text(chatbot, txt)
-            generate_response(chatbot, txt, pdf_upload1)
-            render_file(pdf_upload1)
+        # Event handler for submit button
+        submit_btn.click(            
+            fn=add_text, inputs=[chatbot, txt], outputs=[chatbot], queue=False        
+        ).success(            
+            fn=generate_response, inputs=[chatbot, txt, pdf_upload1], outputs=[chatbot, txt]         
+        ).success(            
+            fn=render_file, inputs=[pdf_upload1], outputs=[show_img]         
+        )
 
 if __name__ == "__main__":        
     gr.Interface(                
@@ -134,4 +136,5 @@ if __name__ == "__main__":
         title="PDF-Powered Chatbot"        
     ).launch() 
 
+