Update app.py

app.py

@@ -1,3 +1,4 @@
+from paddleocr import PaddleOCR, PPStructureV3
 import base64
 import cv2
 import numpy as np
@@ -7,7 +8,7 @@ from fastapi import FastAPI, HTTPException
 from fastapi.responses import PlainTextResponse
 from fastapi.encoders import jsonable_encoder
 from pydantic import BaseModel
-from paddleocr import PaddleOCR, PPStructureV3
+
 from collections.abc import Mapping, Sequence
 from dataclasses import is_dataclass, asdict