def save(self, filename=None):
        filename = Path(filename) if filename is not None else self.filename
        with filename.open("w") as f:
            f.write(self.yaml)
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)