Update app.py

app.py

@@ -8,7 +8,7 @@ from typing import Dict
 from datetime import datetime
 import numpy as np
 import base64
-import os, io
+import os, stat, io
 
 # Load the model in half-precision on the available device(s)
 model = Qwen2VLForConditionalGeneration.from_pretrained(
@@ -41,6 +41,7 @@ def generate_embeddings(text):
 
 def describe_image(image_array):
     image_path = array_to_image_path(image_array)
+    os.chmod(image_path, stat.S_IROTH)
     image = Image.open(image_path)
     
     messages = [