def _format(self, value):
        return smart_unicode(value[:6]+'-'+value[6:])
Since there is only one EmptyTableRow class, we simulate a
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.4/django/contrib/localflavor/is_/forms.py/ISIdNumberField._format--crossover with--dataset/ETHPy150Open lsaffre/lino/lino/utils/report.py/EmptyTableRow.__getattr__