daysleft.py

import datetime
import json
import urllib2
import time

LAST_DAY = datetime.datetime(2010, 6, 30)
TODAY = datetime.datetime.now()
CALENDAR_API_URL = 'http://www.hanalani.org/api/calevents/range.json?cal=all-school-calendar'


def get_calendar_data():
    start = time.mktime(TODAY.timetuple())
    end = time.mktime(LAST_DAY.timetuple())
    url = '%s&start=%s&end=%s' % (CALENDAR_API_URL, start, end)
    response = urllib2.urlopen(url)
    return response.read()

def get_nowork_days():
    nowork_days = []

    def save_day(day):
        dt_object = datetime.datetime.strptime(day['start'], '%Y-%m-%d %H:%M:%S')
        nowork_days.append(dt_object)

    for day in json.loads(get_calendar_data()):
        if '(no school)' in day['title'].lower():
            save_day(day)
        elif 'no-school' in day['tags'].lower():
            save_day(day)

    return nowork_days

def total_days_left():
    return (LAST_DAY - TODAY).days

def work_days_left():
    nowork_days = get_nowork_days()
    paid_days_counter = 0;
    actual_days_counter = 0;

    for d in range(0, total_days_left()):
        day = TODAY + datetime.timedelta(days=d)
        if day.weekday() <= 5 :
            paid_days_counter += 1

            if not datetime.datetime(day.year, day.month, day.day) in nowork_days:
                actual_days_counter += 1

    return (paid_days_counter, actual_days_counter)


if __name__ == '__main__':
    print
    print 'Total Days Left:\t\t%s' % total_days_left()
    wdl = work_days_left()
    print 'Total Paid Work Days Left:\t%s' % wdl[0]
    print 'Total Actual Work Days Left:\t%s' % wdl[1]
    print