Fetch HTML title given page URL, using requests and lxml

fetch_html_title.py

#!/usr/bin/env python
"""Fetch HTML title for URL"""

import sys
import requests
import lxml.html as html

if __name__ == '__main__':
    if len(sys.argv) != 2:
        print('Fetches HTML title for given URL.\n\nUsage: %s <URL>' % sys.argv[0])
        sys.exit(1)
    req = requests.get(sys.argv[1])
    doc = html.fromstring(req.content)
    title = doc.xpath('head/title')[0]
    print(title.text)