Update app.py

app.py

@@ -92,7 +92,7 @@ def create_gradio_interface():
                 clear_btn_answer = gr.Button("Clear Response")
 
             # submit question logic
-            user_input.submit(query_pdf, input=[pdf_file_q, user_input, openai_api_key_input], outputs=answer_output)
+            user_input.submit(query_pdf, inputs=[pdf_file_q, user_input, openai_api_key_input], outputs=answer_output)
 
             # clear response button logic for answer tab
             clear_btn_answer.click(lambda: "", inputs=[], outputs=answer_output)