Update app.py

app.py

@@ -32,8 +32,12 @@ def pdf_qa(pdf, query):
             return result["answer"]
     return "Please upload a PDF and enter a query."
 
-pdf_input = gr.inputs.File(label="Upload your PDF", type="file", file_count="single")
-query_input = gr.inputs.Textbox(label="Ask a question in PDF")
-output = gr.outputs.Textbox(label="Answer")
+with gr.Blocks() as demo:
+    pdf_input = gr.File(label="Upload your PDF", type="file")
+    query_input = gr.Textbox(label="Ask a question in PDF")
+    output = gr.Textbox(label="Answer")
+    submit_button = gr.Button("Submit")
 
-gr.Interface(fn=pdf_qa, inputs=[pdf_input, query_input], outputs=output, title="PDF QA").launch()
+    submit_button.click(fn=pdf_qa, inputs=[pdf_input, query_input], outputs=output)
+
+demo.launch()