Get current list of OUIs from IEEE, print out a CSV.

oui.py

#!/usr/bin/env python3

from tempfile import mkstemp
from os import remove, fdopen

import requests

ouilist = requests.get("http://standards-oui.ieee.org/oui.txt")

tmpfd, tmpfile = mkstemp()

with fdopen(tmpfd, "w") as fp:
    fp.write(ouilist.text)

with open(tmpfile, "r") as fp:
    for line in fp:
        if "(base 16)" in line:
            split_line = line.split()
            oui = split_line[0]
            company_name = " ".join(split_line[3:])
            address1 = fp.readline().strip()
            address2 = fp.readline().strip()
            country = fp.readline().strip()
            print("\"{}\",\"{}\",\"{}\",\"{}\",\"{}\"".format(oui, company_name, address1, address2, country))

remove(tmpfile)