def is_eui64_address(ip_address):
 ip = netaddr.IPAddress(ip_address)
 return ((ip.version == 6) and (not ((ip & 1099494850560) ^ 1099478073344)))

def is_eui64_address ( ip_address ) : ip = netaddr . IPAddress ( ip_address ) return ( ( ip . version == 6 ) and ( not ( ( ip & 1099494850560 ) ^ 1099478073344 ) ) )
check if ip address is eui64 .