from scapy.layers.dhcp6 import DHCP6, DHCP6_Solicit, DHCP6_RelayForward, \
DHCP6_RelayReply, DHCP6_Advertise, DHCP6OptRelayMsg, DHCP6OptIfaceId, \
DHCP6OptStatusCode, DHCP6OptVSS, DHCP6OptClientLinkLayerAddr, DHCP6_Request
-from socket import AF_INET, AF_INET6
-from scapy.utils import inet_pton, inet_ntop
+from socket import AF_INET, AF_INET6, inet_pton, inet_ntop
from scapy.utils6 import in6_ptop
from vpp_papi import mac_pton, VppEnum
from vpp_sub_interface import VppDot1QSubint