python: erlojua interneteko web orri batekin zinkronizatzeko script-a

date-sync.py

#!/usr/bin/python3
# -*- coding: utf-8 -*-

import pycurl
from io import BytesIO
import re
from subprocess import Popen, PIPE

url = 'https://www.timeanddate.com'

headers = BytesIO()
buffer = BytesIO()

c = pycurl.Curl()
c.setopt(c.URL, url)
c.setopt(c.HEADER, 1)
c.setopt(c.NOBODY, 1) # header only, no body
c.setopt(c.HEADERFUNCTION, headers.write)
c.setopt(c.WRITEDATA, buffer)

c.perform()

headers = headers.getvalue()
headers = headers.decode("utf-8")
headers = re.split(r'\r\n', headers)

date = None
for i in headers:
    if(re.search(r'^Date', i)):
        date = i
        break

if date:       
    date = re.sub(r'^Date:\s+', '', date)
    Popen('/bin/date -s "'+date+'"', shell=True, stdout=PIPE).stdout.read()
    print(date)
else:
    print('date-sync: ERROR: NO TIME')