content-type in python

ct.py

#!/usr/bin/env python3

import sys
import re
import requests as r

urls = sys.argv[1:]

for url in urls:
    if not re.match('^http(s)?://', url):
        url = 'http://' + url

    response = r.get(url, allow_redirects=True)

    if response:
        if response.headers['content-type']:
            print('{} is {}'.format(url, response.headers['content-type']))