Update app.py

app.py

@@ -47,7 +47,9 @@ def codeinterpreter(openai_key,prompt,filterBG, files):
 
         for _file in response.files:
             if filterBG:
-                images.append(imGreyAlpha(_file.get_image()))
+                img = _file.get_image()
+                img2 = imGreyAlpha(img)
+                images.append(img2)
             else:
                 images.append(_file.get_image())