def METHOD_NAME(self, register=None, extra_party_ids=None):
    qs = self
    if register:
        qs = qs.register(register)
    return qs.party_choices(
        include_descriptions=True,
        include_non_current=False,
        exclude_deregistered=True,
        include_description_ids=True,
        extra_party_ids=extra_party_ids,
    )