def _len_objid(self):
    '''Get the actual size of the content, as some attributes have variable sizes'''
    try:
        return self._size
    except AttributeError:
        temp = (self.object_id, self.birth_vol_id, self.birth_object_id, self.birth_domain_id)
        self._size = sum([ObjectID._UUID_SIZE for data in temp if data is not None])
        return self._size
def _len_objid ( self ) : try : return self . _size except AttributeError : temp = ( self . object_id , self . birth_vol_id , self . birth_object_id , self . birth_domain_id ) self . _size = sum ( [ ObjectID . _UUID_SIZE for data in temp if data is not None ] ) return self . _size
Get the actual size of the content, as some attributes have variable sizes