Update app.py

app.py

@@ -100,7 +100,7 @@ def respond(message, history):
         if len(message["files"]) == 1:
             image = [message["files"][0]]
         elif len(message["files"]) > 1:
-            image = [for msg in message["files"]]
+            image = [msg for msg in message["files"]]
         
         video_extensions = ("avi", "mp4", "mov", "mkv", "flv", "wmv", "mjpeg", "wav", "gif", "webm", "m4v", "3gp")
         image_extensions = Image.registered_extensions()