Update app.py

app.py

@@ -25,7 +25,7 @@ def swap_gallery(im, images):
     #### name data is_file
     #print(images[0].keys())
     if im is None:
-        return images
+        return list(map(lambda x: x["name"], images))
 
     im_hash = imagehash.average_hash(Image.fromarray(im))
     t2_list = sorted(images, key = lambda imm: