Update app.py

app.py

@@ -108,12 +108,16 @@ with st.container():
       render_file(pdf_upload1)  # Use pdf_upload1 here
 
 if __name__ == "__main__":     
-  gr.Interface(         
-    [render_first, add_text, generate_response, render_file],         
-    [pdf_upload1, chatbot, txt],  # Include pdf_upload1 here   
-    [show_img, chatbot, txt],   
-    title="PDF-Powered Chatbot"     
-  ).launch() 
+    pdf_upload1 = gr.inputs.File(label="Upload PDF 1")  # Define pdf_upload1
+    chatbot = gr.outputs.Textbox()  # Define chatbot
+    txt = gr.inputs.Textbox(label="Enter your query")  # Define txt
+    
+    gr.Interface(         
+        [render_first, add_text, generate_response, render_file],         
+        [pdf_upload1, chatbot, txt],  # Include pdf_upload1, chatbot, txt here
+        [show_img, chatbot, txt],   
+        title="PDF-Powered Chatbot"     
+    ).launch()