Function is public.
        Push tags.
        :return:

def tag_delete(self, tag):
        """
        Function is public.
        Push tags.
        :return:
        """
        if tag:
            if self.__git_tag_delete(tag):
                return True
            return False

        if self.__git_tag_delete(self.get_latest_tag()):
            return True
        return False