Update app.py

app.py

@@ -105,10 +105,16 @@ with gr.Blocks() as demo:
         with gr.Column(scale=0.70):
             txt = gr.Textbox(
                 show_label=False,
-                placeholder="Enter text and press enter, or upload an image",
+                placeholder="Enter a question",
             ) 
 
  
+# Event handler for uploading a PDF
+btn.upload(fn=upload_pdf, inputs="file", outputs="text")
+
+demo.launch()
+
+ 
 # iface = gr.Interface(
 #     fn=upload_pdf,
 #     inputs="file",
@@ -117,5 +123,5 @@ with gr.Blocks() as demo:
 #     description="Upload a PDF file and get its filename.",
 # )
 
-demo.launch()
+