import netaddr

def ip2int(addr):
return int(netaddr.IPAddress(addr))

def int2ip(addr):
return str(netaddr.IPAddress(addr))

with open('data.txt','r') as f:
for line in f:
ip_1,ip_2 = line.strip().split()
for i in range(ip2int(ip_1),ip2int(ip_2)+1):
print int2ip(i)
print '-'*80