def postprocess(
        self, value: list[tuple[str, str | float | None]] | dict | None
    ) -> HighlightedTextData | None:
        """
        Parameters:
            value: Expects a list of (word, category) tuples, or a dictionary of two keys: "text", and "entities", which itself is a list of dictionaries, each of which have the keys: "entity" (or "entity_group"), "start", and "end"
        Returns:
            An instance of HighlightedTextData
        """
        if value is None:
            return None
        if isinstance(value, dict):
            try:
                text = value["text"]
                entities = value["entities"]
            except KeyError as ke:
                raise ValueError(
                    "Expected a dictionary with keys 'text' and 'entities' "
                    "for the value of the HighlightedText component."
                ) from ke
            if len(entities) == 0:
                value = [(text, None)]
            else:
                list_format = []
                index = 0
                entities = sorted(entities, key=lambda x: x["start"])
                for entity in entities:
                    list_format.append((text[index : entity["start"]], None))
                    entity_category = entity.get("entity") or entity.get("entity_group")
                    list_format.append(
                        (text[entity["start"] : entity["end"]], entity_category)
                    )
                    index = entity["end"]
                list_format.append((text[index:], None))
                value = list_format
        if self.combine_adjacent:
            output = []
            running_text, running_category = None, None
            for text, category in value:
                if running_text is None:
                    running_text = text
                    running_category = category
                elif category == running_category:
                    running_text += self.adjacent_separator + text
                elif not text:
                    # Skip fully empty item, these get added in processing
                    # of dictionaries.
                    pass
                else:
                    output.append((running_text, running_category))
                    running_text = text
                    running_category = category
            if running_text is not None:
                output.append((running_text, running_category))
            return HighlightedTextData(
                root=[
                    HighlightedToken(token=o[0], class_or_confidence=o[1])
                    for o in output
                ]
            )
        else:
            return HighlightedTextData(
                root=[
                    HighlightedToken(token=o[0], class_or_confidence=o[1])
                    for o in value
                ]
            )

        Parameters:
            value: Expects a list of (word, category) tuples, or a dictionary of two keys: "text", and "entities", which itself is a list of dictionaries, each of which have the keys: "entity" (or "entity_group"), "start", and "end"
        Returns:
            An instance of HighlightedTextData
        
gradio/components/highlighted_text.py