chatmastermind/commands/question.py

@@ -52,9 +52,9 @@ def question_cmd(args: argparse.Namespace, config: Config) -> None:
     """
     Handler for the 'question' command.
     """
-    mfilter = MessageFilter(tags_or=args.or_tags,
-                            tags_and=args.and_tags,
-                            tags_not=args.exclude_tags)
+    mfilter = MessageFilter(tags_or=args.or_tags if args.or_tags is not None else set(),
+                            tags_and=args.and_tags if args.and_tags is not None else set(),
+                            tags_not=args.exclude_tags if args.exclude_tags is not None else set())
     chat = ChatDB.from_dir(cache_path=Path('.'),
                            db_path=Path(config.db),
                            mfilter=mfilter)