Convert longIP to standard human readable IPs

ip-long-to-human.py

#!/usr/bin/python

import csv
from socket import inet_ntoa
from struct import pack

def long2ip(ip):
    return inet_ntoa(pack("!L", ip))

with open('demo.csv', 'rb') as infile, open("ip-correct-2.csv", "wb") as outfile:
        data = csv.DictReader(infile, delimiter=',')
	header = data.fieldnames
	writer = csv.DictWriter(outfile, fieldnames=header, delimiter=',', quotechar='"', quoting=csv.QUOTE_ALL)
	writer.writeheader()

	# Skip header
	next(data, None)
	for row in data:
		ip = int(row['ip'])
		new_ip = long2ip(ip)
		row['ip'] = new_ip
		writer.writerow(row)