Update app.py

app.py

@@ -1,12 +1,14 @@
 import gradio as gr
 
 def upload_file(files):
-    file_paths = [file.name for file in files]
-    return file_paths
+    # Assuming the user will upload only one PDF file, extract its name
+    pdf_file_path = [file.name for file in files if file.name.endswith(".pdf")]
+    return pdf_file_path
 
 with gr.Blocks() as demo:
     file_output = gr.File()
-    upload_button = gr.UploadButton("Please upload a PDF that contains an abstract. I will provide a one-sentence summary of the abstract and will say the summary out loud.", file_types=["image", "video"], file_count="multiple")
+    upload_button = gr.UploadButton("Please upload a PDF that contains an abstract. I will provide a one-sentence summary of the abstract and will say the summary out loud.", file_types=[".pdf"], file_count=1)
     upload_button.upload(upload_file, upload_button, file_output)
 
 demo.launch()
+