def __init__(self, data=None, files=None, auto_id='id_%s', prefix=None,
                 initial=None, error_class=ErrorList, label_suffix=':',
                 empty_permitted=False, instance=None):
        """
        Fill up initial ML Fields
        """
        super(MultilingualModelAdminForm, self).__init__(data, files, auto_id, prefix,
                                                    initial, error_class, label_suffix,
                                                    empty_permitted, instance)
        # only try to fill intial data if we are not adding an object!
        if self.instance.pk:
            fields = [(f, getattr(self.instance, (f, GLL.language_code) % "%s_%s", '')) for f in self.ml_fields]
            relation_hack(self, fields)
dataset/ETHPy150Open hzlf/openbroadcast/website/multilingual/admin.py/MultilingualModelAdminForm.__init__/swapped operands of `%`