Update app.py

app.py

@@ -1,11 +1,12 @@
 import gradio as gr
-from docling.document_converter import DocumentConverter
+from docling.document_converter import DocumentConverter, PdfFormatOption
 from docling.datamodel.pipeline_options import (
     AcceleratorDevice,
     PdfPipelineOptions,
     AcceleratorOptions
 )
 import spaces
+from docling.datamodel.base_models import InputFormat
 from marker.converters.pdf import PdfConverter
 from marker.models import create_model_dict
 from marker.output import text_from_rendered