Get japanese holidays list by google calendar.

jaholidays.py

# -*- coding: utf-8 -*-
from datetime import date
import requests
 
 
def getHolidays(year, country='ja'):
    """Get holidays list by year.
 
    :param int year: year
    :param str country: country code, future work
    :return holidays: holidays list by year
    :rtype: dict, {datetime.date: 'holiday_name', ...}
    """
    holidays = {}
    host = 'http://www.google.com/calendar/feeds/'
    if country == 'ja':
        # mozilla
        cal = 'outid3el0qkcrsuf89fltf7a4qbacgt9@import.calendar.google.com'
        # google ja main 'japanese__ja@holiday.calendar.google.com'
        # google ja sub  'japanese@holiday.calendar.google.com'
    else:
        raise ValueError('This country code does not work.')
    proj = '/public/full-noattendees'
    url = host + cal + proj
    values = {'start-min': date(int(year), 1, 1).strftime('%Y-%m-%d'),
              'start-max': date(int(year), 12, 31).strftime('%Y-%m-%d'),
              'alt': 'json'}
    r = requests.get(url=url, params=values)
    # get json
    elements = r.json()['feed']['entry']
    for element in elements:
        for k, v in element.iteritems():
            if k == 'gd$when':
                # set holiday date
                year, month, day = v[0]['startTime'].split('-')
                holiday = date(int(year), int(month), int(day))
            if k == 'title':
                # set holiday name
                holiday_names = v['$t'].split()
                if holiday_names[0] == u'子供の日':
                    # for formal
                    holiday_names[0] = u'こどもの日'
                holiday_name = holiday_names[0].strip()
        holidays[holiday] = holiday_name
    return holidays
 
 
if __name__ == '__main__':
    year = 2014
    holidays = getHolidays(year, country='ja')
    for i, (day, day_name) in enumerate(sorted(holidays.items())):
        print i+1, day, day_name.encode('utf-8')