def _init_metadata(self):
        """stub"""
        super(PDFPreviewFormRecord, self)._init_metadata()
        self._preview_metadata = {
            'element_id': Id(self.my_osid_object_form._authority,
                             self.my_osid_object_form._namespace,
                             'file'),
            'element_label': 'File',
            'instructions': 'accepts an Asset Id',
            'required': True,
            'read_only': False,
            'linked': False,
            'array': False,
            'default_id_values': [''],
            'syntax': 'ID',
            'id_set': []
        }
def _init_metadata ( self ) : super ( PDFPreviewFormRecord , self ) . _init_metadata ( ) self . _preview_metadata = { 'element_id' : Id ( self . my_osid_object_form . _authority , self . my_osid_object_form . _namespace , 'file' ) , 'element_label' : 'File' , 'instructions' : 'accepts an Asset Id' , 'required' : True , 'read_only' : False , 'linked' : False , 'array' : False , 'default_id_values' : [ '' ] , 'syntax' : 'ID' , 'id_set' : [ ] }
stub