Update app.py

app.py

@@ -7,7 +7,7 @@ from pdf2image import convert_from_path
 def demo_process(pdf_file):
     # images = convert_from_path(pdf_file)    
     # output = model.inference(image=input_img, prompt=task_prompt)["predictions"][0]
-    return str(len([1,2,3,4,5]))
+    return pdf_file.name
 
 # model = DonutModel.from_pretrained("uartimcs/donut-invoice-extract")
 # model.eval()