def remove_host_mapping(interface, nexus_ip):
LOG.debug("<STR_LIT>")<EOL>session = bc.get_writer_session()<EOL>try:<EOL><INDENT>mapping = _lookup_one_host_mapping(<EOL>session=session,<EOL>if_id=interface,<EOL>switch_ip=nexus_ip)<EOL>session.delete(mapping)<EOL>session.flush()<EOL><DEDENT>except c_exc.NexusHostMappingNotFound:<EOL><INDENT>pass<EOL><DEDENT>
Remove host to interface mapping entry from mapping data base.