def METHOD_NAME(self, card_count):
    ncards = card_count[self.type]
    if ncards:
        self.n = ncards
        #: Element ID
        self.element_id = zeros(ncards, 'int32')
        #: Property ID
        self.property_id = zeros(ncards, 'int32')
        #: Node IDs
        self.node_ids = zeros((ncards, 2), 'int32')
        #: component number
        self.components = zeros((ncards, 2), 'int32')