From 1ac780c71dfd28a14233c03bf7a46c7506b37b64 Mon Sep 17 00:00:00 2001 From: Sergey Yershov Date: Tue, 24 May 2016 12:26:44 +0300 Subject: [PATCH] [booking] Script for fetch data from booking.com --- tools/python/booking_hotels.py | 196 +++++++++++++++++++++++++++++++++ 1 file changed, 196 insertions(+) create mode 100755 tools/python/booking_hotels.py diff --git a/tools/python/booking_hotels.py b/tools/python/booking_hotels.py new file mode 100755 index 0000000000..24e9adbdc0 --- /dev/null +++ b/tools/python/booking_hotels.py @@ -0,0 +1,196 @@ +#!/usr/bin/python +# coding: utf8 +from __future__ import print_function + +import json +import urllib2 +import base64 +from datetime import datetime +import time +import logging +import pickle +import os +import argparse +from collections import namedtuple, defaultdict + +# init logging +logging.basicConfig(level=logging.DEBUG, format='[%(asctime)s] %(levelname)s: %(message)s') + +Hotel = namedtuple('Hotel', + ['id', 'lat', 'lon', 'name', 'address', + 'stars', 'priceCategory', 'ratingBooking', + 'ratingUser', 'descUrl']) + + +class BookingApi: + def __init__(self, login, password): + self.login = login + self.password = password + self.baseConfig = { + "headers": { + "Content-Type": "application/json", + "Authorization": "Basic " + base64.encodestring( + "{login}:{password}".format(login=self.login, password=self.password)).replace('\n', '') + }, + "url": 'https://distribution-xml.booking.com/json/bookings'} + self.checkMinute = 0 + self.requestPerMinute = 0 + self.requestLimit = 15 # request per minute + + def call(self, function, params=None): + self.requestPerMinute += 1 + now = datetime.utcnow() + + if self.requestPerMinute >= self.requestLimit: + waittime = 60 - now.second + logging.warning("Limit for request per minute exceeded. Wait for: {0} sec.".format(waittime)) + time.sleep(waittime) + now = datetime.utcnow() + + if self.checkMinute != now.minute: + self.requestPerMinute = 0 + self.checkMinute = now.minute + + payload = '' + try: + p = "" if not params else '?' + "&".join( + ["{key}={value}".format(key=k, value=v) for (k, v) in params.iteritems()]) + url = "{base}.{func}{params}".format(base=self.baseConfig["url"], func=function, params=p) + logging.debug("{0} {1} API call:{2}".format(self.checkMinute, self.requestPerMinute, url)) + request = urllib2.Request(url, None, self.baseConfig["headers"]) + stream = urllib2.urlopen(request) + payload = stream.read() + return json.loads(payload) + + except Exception as e: + logging.error('Error: {0} Context: {1}'.format(e, payload)) + return None + + +def make_record(src, rate): + return Hotel( + int(src['hotel_id']), + float(src['location']['latitude']), + float(src['location']['longitude']), + src['name'], + src['address'], + int(src['class']), + rate, + src['ranking'], + src['review_score'], + src['url'] + ) + + +def download(user, password, path): + api = BookingApi(user, password) + + maxrows = 1000 + countries = api.call("getCountries", dict(languagecodes='en')) + for country in countries: + countrycode = country['countrycode'] + logging.info(u'{0} {1}'.format(countrycode, country['name'])) + + counter = 0 + allhotels = [] + while True: + hotels = api.call('getHotels', + dict(new_hotel_type=1, offset=counter, rows=maxrows, countrycodes=countrycode)) + if isinstance(hotels, dict) and 'ruid' in hotels: + logging.error('{0} Code: {1}'.format(hotels['message'], hotels['code'])) + exit(1) + + for hotel in hotels: + allhotels.append(hotel) + + counter += len(hotels) + + if len(hotels) < maxrows: + break + + logging.info('Total hotels: {0}'.format(len(allhotels))) + filename = os.path.join(path, + '{0} - {1}.pkl'.format(country['area'].encode('utf8'), country['name'].encode('utf8'))) + with open(filename, 'wb') as fd: + pickle.dump(allhotels, fd, pickle.HIGHEST_PROTOCOL) + + +def translate(source, output): + files = [] + data = [] + + for filename in os.listdir(source): + if filename.endswith(".pkl"): + files.append(filename) + + for filename in files: + logging.info('Processing {0}'.format(filename)) + with open(filename, 'rb') as fd: + data += pickle.load(fd) + + # Dict of dicts city_id -> { currency -> [prices] } + cities = defaultdict(lambda: defaultdict(list)) + + # Collect prices + for hotel in data: + if 'city_id' in hotel and 'currencycode' in hotel and 'minrate' in hotel and hotel['minrate'] is not None: + cities[hotel['city_id']][hotel['currencycode']].append(float(hotel['minrate'])) + + # Find median prices + for city in cities: + for cur in cities[city]: + cities[city][cur] = sorted(cities[city][cur])[len(cities[city][cur]) / 2] + + # Price rate ranges, relative to the median price for a city + rates = (0.7, 1.3) + + with open(output, 'w') as fd: + for hotel in data: + rate = 0 + if 'city_id' in hotel and 'currencycode' in hotel and 'minrate' in hotel and hotel['minrate'] is not None: + avg = cities[hotel['city_id']][hotel['currencycode']] + price = float(hotel['minrate']) + rate = 1 + while rate <= len(rates) and price > avg * rates[rate - 1]: + rate += 1 + cur = make_record(hotel, rate) + l = [(str(e) if e else '') if not isinstance(e, unicode) else e.encode('utf8') for e in cur] + print('\t'.join(l), file=fd) + + +def process_options(): + parser = argparse.ArgumentParser(description='Download and process booking hotels.') + parser.add_argument("-v", "--verbose", action="store_true", dest="verbose") + parser.add_argument("-q", "--quiet", action="store_false", dest="verbose") + + parser.add_argument("--password", dest="password", help="Booking.com account password") + parser.add_argument("--user", dest="user", help="Booking.com account user name") + + parser.add_argument("--path", dest="path", help="path to data files") + parser.add_argument("--output", dest="output", help="Name and destination for output file") + + parser.add_argument("--download", action="store_true", dest="download", default=False) + parser.add_argument("--translate", action="store_true", dest="translate", default=False) + + options = parser.parse_args() + + if not options.download and not options.translate: + parser.print_help() + + if options.translate and not options.output: + print("--output isn't set") + exit() + + return options + + +def main(): + options = process_options() + if options.download: + download(options.user, options.password, options.path) + if options.translate: + translate(options.path, options.output) + + +if __name__ == "__main__": + main()