Update app.py

app.py

@@ -3,17 +3,23 @@ import cv2
 import numpy as np
 import uvicorn
 import math
+import os
 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
 
+# --- Update temp directories so it works in upgraded CPU environment ---
+# Set PADDLEX_HOME to a writable directory like the current working directory
+# or the standard temporary directory.
+os.environ['PADDLEX_HOME'] = os.path.join(os.getcwd(), 'paddlex_cache') 
+# os.environ['PADDLEX_HOME'] = '/tmp/paddlex_cache' # Also a good, writable option
+
+# Ensure the directory exists before PaddleX tries to use it
+os.makedirs(os.environ['PADDLEX_HOME'], exist_ok=True)
 
 # --- Configuration & Model Loading ---