Update app.py

app.py

@@ -61,7 +61,7 @@ with gr.Blocks(css="style.css",theme='xiaobaiyuan/theme_brief') as demo:
     with gr.Tab("pdf"):   
         with gr.Row(elem_id = "col-container",scale=0.80):
           with gr.Column(elem_id = "col-container",scale=0.80):
-            file_output1 = gr.File(label="File Status",elem_classes="filenameshow")
+            file = gr.File(label="File",elem_classes="filenameshow")
         
           with gr.Column(elem_id = "col-container",scale=0.20):  
             upload_button1 = gr.UploadButton(
@@ -72,7 +72,7 @@ with gr.Blocks(css="style.css",theme='xiaobaiyuan/theme_brief') as demo:
         with gr.Row(elem_id = "col-container",scale=0.60):    
             headings = gr.Textbox(label = "Headings")
 
-        upload_button.upload(file_output_fn,upload_button1,file_output1)
+        upload_button.upload(file_output_fn,upload_button1,file)
         headings_btn.click(HeadingsExtractor.extarct_text,upload_button1,headings)