Update app.py

app.py

@@ -109,7 +109,7 @@ with gr.Blocks(theme=gr.themes.Glass(primary_hue=gr.themes.colors.stone)) as dem
     with gr.Row():
         with gr.Row():
             with gr.Column():
-                file_input = gr.File(type="file", label="Upload .pdf file")
+                file_input = gr.File(type="filepath", label="Upload .pdf file")
                 upload_button = gr.Button(value="Show Image Names")
                 output_img_name = gr.Textbox(label="Image names")
         with gr.Row():