Update app.py

app.py

@@ -1,5 +1,5 @@
+# https://huggingface.co/spaces/varl42/audio_abstract42
 # Import  libraries
-
 import gradio as gr
 import torch
 import PyPDF2
@@ -95,7 +95,8 @@ iface = gr.Interface(
     inputs=inputs,
     outputs=[summary_text,audio_summary],
     title="PDF Audio Summarizer 📻",
-    description="App that converts an abstract into audio",
+    description="App that converts an abstract into audio,
+                please upload only PDFs with an abstract",
     examples=["Hidden_Technical_Debt.pdf",
               "Attention_is_all_you_need.pdf", 
               "ImageNet_Classification.pdf"