Update app.py

app.py

@@ -136,8 +136,9 @@ def generate(
 
         for root, dirs, files in os.walk(result):
             for file in files:
+                print(file)
                 if file.endswith('.jpg'):
-                    images.append(os.path.json(root,file))
+                    images.append(os.path.join(root,file))
                     
     return images, seed