def _find_one_after_last_labeled_index(self):
        body_index = 0
        while self.bodies[body_index].segment_id in self.state.body_labels:
            body_index += 1
        return body_index
def gettext(self, text: str, lang: str = None):
        """
        Singular translations
        """

        if lang is None:
            lang = self.context_lang.get()

        if lang not in self.translations:
            return text

        translator = self.translations[lang]
        return translator.gettext(text)