@classmethod
def normalize_field_names(cls, torrent_info):
    """Translates from torrent fields names in terms of RPC to field names in term of torrt.
        Updates accordingly a given torrent_info.

        :param torrent_info: dict
        :return:
        """
    for old_name, new_name in cls.torrent_fields_map.items():
        if old_name in torrent_info:
            torrent_info[new_name] = torrent_info[old_name]
