def __init__(self, feature, parent, payload):
<EOL>self.feature = copy(feature);<EOL>self.parent = parent;<EOL>self.type = cfnode_type.CFNODE_DUMMY;<EOL>self.payload = payload<EOL>
!
        @brief Constructor of abstract CF node.

        @param[in] feature (cfentry): Clustering feature of the created node.
        @param[in] parent (cfnode): Parent of the created node.
        @param[in] payload (*): Data that is stored by the node.