Created
December 16, 2015 05:33
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# -*- coding: utf-8 -*- | |
import requests | |
import csv | |
import time | |
def extract_values(target_api, lst, target_code): | |
raw = requests.get(target_api) | |
try: | |
data = raw.json() | |
num_contracts = data[u'contracts'][u'total'] # общее число контрактов | |
num_pages = num_contracts // 50 + (num_contracts % 50 != 0) # число страниц с контрактами | |
for page in xrange(1, num_pages + 1): | |
page_url = '{}&page={}'.format(target_api, page) | |
data = requests.get(page_url).json() | |
length = len(data[u'contracts'][u'data']) # число контрактов на странице | |
for index in xrange(length): # перебираем контракты | |
contract = data[u'contracts'][u'data'][index] | |
products = contract[u'products'] | |
for product in products: # перебираем продукты | |
okpd = product.get(u'OKPD') # если ОКПД отсутствует, значение None | |
okdp = product.get(u'OKDP') # если ОКДП отсутствует, значение None | |
prod_code = 0 | |
if okdp is not None: | |
prod_code = okdp.get(u'code') # если присутствует, находим код продукта | |
elif okpd is not None: | |
prod_code = okpd.get(u'code') # если присутствует, находим код продукта | |
if prod_code == target_code: | |
contract_dict = dict() | |
reg_num = contract.get(u'regNum') # идентификационный номер контракта | |
contract_dict['product'] = product.get(u'name', u'-').encode('utf-8') # название продукта | |
contract_dict['okdp_okpd'] = prod_code | |
contract_dict['reg_num'] = reg_num | |
contract_dict['sign_date'] = contract.get(u'signDate', u'-') # дата подписания контракта | |
customer = contract[u'customer'] | |
contract_dict['customer_name'] = customer.get(u'fullName', u'-').encode('utf-8') # наименование заказчика | |
contract_dict['customer_kpp'] = customer.get(u'kpp', u'0').encode('utf-8') # КПП заказчика | |
contract_dict['customer_inn'] = customer.get(u'inn',u'0').encode('utf-8') # ИНН поставщика | |
supplier = contract[u'suppliers'][0] | |
if len(contract[u'suppliers']) > 1: # на случай, если поставщиков больше одного | |
print 'multiple suppliers:', contract.get(u'regNum') | |
contract_dict['supplier_name'] = supplier.get(u'organizationName', u'0').encode('utf-8') # наименование поставщика | |
contract_dict['supplier_kpp'] = supplier.get(u'kpp', u'0') # КПП поставщика | |
contract_dict['supplier_inn'] = supplier.get(u'inn', u'0') # ИНН поставщика | |
contract_dict['region'] = contract.get(u'regionCode') # регион заказчика | |
contract_dict['price'] = float(product.get(u'sum', 0)) # общая цена | |
contract_dict['link'] = 'http://clearspending.ru/contract/{}'.format(reg_num) # URL контракта | |
lst.append(contract_dict) | |
except Exception as er: | |
print er | |
csv_keys = ['reg_num', 'sign_date', 'region', 'customer_name', 'customer_kpp', | |
'customer_inn', 'supplier_name', 'supplier_kpp', 'supplier_inn', | |
'okdp_okpd', 'product', 'price', 'link'] | |
okdp_okpd = [u'15.41.13.120', u'15.41.13.121', u'15.41.13.122', u'15.41.13.123', | |
u'15.41.13.124', u'15.42.12.110', u'15.42.12.111', u'15.42.12.112', u'15.42.12.113', u'15.42.12.114', u'1514138'] | |
start = time.time() | |
data_list = list() | |
for code in okdp_okpd: | |
print code | |
api = 'http://openapi.clearspending.ru/restapi/v3/contracts/search/?daterange=01.01.2013-31.12.2015&okdp_okpd={}'.format(code) | |
print api | |
try: | |
extract_values(api, data_list, code) | |
except Exception as error: | |
print error | |
# запись в файл CSV | |
with open('palm_code.csv', 'wb') as f: | |
writer = csv.DictWriter(f, fieldnames=csv_keys) | |
writer.writeheader() | |
for item in data_list: | |
writer.writerow(item) | |
stop = time.time() | |
print 'Working time:', stop - start |
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