Update app.py

app.py

@@ -10,6 +10,7 @@ import pytesseract
 from PIL import Image
 import gradio as gr
 import os
+from pydantic import BaseModel
 
 # Function to extract text from a PDF file using OCR
 def extract_text_from_pdf(pdf_path):
@@ -21,6 +22,10 @@ def extract_text_from_pdf(pdf_path):
         text += pytesseract.image_to_string(image)
     return text
 
+class Config(BaseModel):
+    class Config:
+        arbitrary_types_allowed = True
+
 # Process and retrieve answers
 def process_invoice(pdf, hf_token, questions):
     # Extract text from the PDF