def register(self, name, func):
        """
        Args:
            name (str): the name that identifies a dataset, e.g. "coco_2014_train".
            func (callable): a callable which takes no arguments and returns a list of dicts.
                It must return the same results if called multiple times.
        """
        assert callable(func), "You must register a function with `DatasetCatalog.register`!"
        assert name not in self, "Dataset '{}' is already registered!".format(name)
        self[name] = func

        Args:
            name (str): the name that identifies a dataset, e.g. "coco_2014_train".
            func (callable): a callable which takes no arguments and returns a list of dicts.
                It must return the same results if called multiple times.
        
video_chat_text/video_chat_with_ChatGPT/models/grit_src/third_party/CenterNet2/detectron2/data/catalog.py