def _fill_topology_cfg(self, topo_dict):
cfg_dict = {}<EOL>if topo_dict.bond_member_ports is not None:<EOL><INDENT>cfg_dict.update({'<STR_LIT>':<EOL>topo_dict.bond_member_ports})<EOL><DEDENT>if topo_dict.bond_interface is not None:<EOL><INDENT>cfg_dict.update({'<STR_LIT>':<EOL>topo_dict.bond_interface})<EOL><DEDENT>return cfg_dict<EOL>
Fills the extra configurations in the topology.