Gets on call calendar from PagerDuty

get_on_call_calendar.py

import urllib2
import urllib
import sys
import os
import json
import datetime
from pytz import timezone

FROM_FORMAT = "%Y-%m-%dT%H:%M:%SZ"
TO_FORMAT = "%Y-%m-%d %H:%M"
params = urllib.urlencode({
    'since': sys.argv[1],
    'until': sys.argv[2]})

token = os.environ['PAGERDUTY_TOKEN']

request = urllib2.Request('https://plan3.pagerduty.com/api/v1/schedules/P2MDTFE/entries?' + params, 
        None, 
        {
            'Authorization': 'Token token=' + token
        })
response = urllib2.urlopen(request)
data = json.loads(response.read())
stockholm = timezone("Europe/Stockholm")
utc = timezone("UTC")
for entry in data['entries']:
    start = utc.localize(datetime.datetime.strptime(entry['start'], FROM_FORMAT))
    end = utc.localize(datetime.datetime.strptime(entry['end'], FROM_FORMAT))

    print entry['user']['name'] + "\t\t: from " + start.astimezone(stockholm).strftime(TO_FORMAT) + "\t to " + end.astimezone(stockholm).strftime(TO_FORMAT)