Example use api pbrf.ru on python.
#!/usr/bin/env python # -*- coding: utf-8 -*- import urllib import json data = {} data['type_blank'] = 'a' data['from_name'] = 'Ивана Ивановича' data['from_city'] = 'г. Москва' data['from_street'] = 'ул. Стахановская' data['from_build'] = '999' data['from_appartment'] = '99' data['from_zip'] = '109428' data['whom_surname'] = 'Петрову' data['whom_name'] = 'Петру Петровичу' data['whom_city'] = 'г. Санкт-Петербург' data['whom_street'] = 'ул. Гоголя' data['whom_build'] = '888' data['whom_appartment'] = '88' data['whom_zip'] = '190000' data['declared_value'] = '1000.00' data['COD_amount'] = '1100.00' params = {} params['access_token'] = '' params['data'] = json.dumps(data) params = urllib.urlencode(params) f = urllib.urlopen("http://pbrf.ru/pdf.F7", params) print f.read()