Update app.py

app.py

@@ -12,8 +12,14 @@ def process_input(message, pdf_file):
 
 iface = gr.Interface(
     fn=process_input,
-    inputs=["text", gr.File(type="pdf", label="Upload PDF")],
-    outputs="text"
+    inputs=[
+        "text",
+        gr.File(
+            type="pdf",
+            label="Please upload a PDF file that contains an abstract. You will receive a one-sentence summary of the PDF and can listen to it.",
+        ),
+    ],
+    outputs="text",
 )
 
 iface.launch()