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Update Colombia Base spider to use ZipSpider
closes #376 Signed-off-by: Yohanna Lisnichuk <yohanitalisnichuk@gmail.com>
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Original file line number | Diff line number | Diff line change |
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@@ -1,65 +1,44 @@ | ||
import codecs | ||
import json | ||
from io import BytesIO | ||
from urllib.parse import urlparse | ||
from zipfile import ZipFile | ||
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import scrapy | ||
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from kingfisher_scrapy.base_spider import BaseSpider | ||
from kingfisher_scrapy.base_spider import ZipSpider | ||
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class ColombiaBulk(BaseSpider): | ||
class ColombiaBulk(ZipSpider): | ||
""" | ||
Bulk download documentation | ||
https://www.colombiacompra.gov.co/transparencia/datos-json | ||
Spider arguments | ||
sample | ||
Downloads the zip file and sends 10 releases to kingfisher process. | ||
""" | ||
name = 'colombia_bulk' | ||
start_urls = ['https://www.colombiacompra.gov.co/transparencia/datos-json'] | ||
download_warnsize = 0 | ||
download_timeout = 99999 | ||
custom_settings = { | ||
'DOWNLOAD_FAIL_ON_DATALOSS': False, | ||
} | ||
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def parse(self, response): | ||
def start_requests(self): | ||
yield scrapy.Request( | ||
url='https://www.colombiacompra.gov.co/transparencia/datos-json', | ||
callback=self.parse_list | ||
) | ||
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def parse_list(self, response): | ||
if response.status == 200: | ||
urls = response.css('.enlaces_contenido').css('a::attr(href)').getall() | ||
urls = [urls[0]] if self.is_sample() else urls | ||
urls = [urls[0]] if self.sample else urls | ||
for url in urls: | ||
filename = urlparse(url).path.split('/')[-1] | ||
yield scrapy.Request(url, meta={'kf_filename': filename}, callback=self.parse_items) | ||
yield scrapy.Request(url, meta={'kf_filename': filename}) | ||
else: | ||
yield { | ||
'success': False, | ||
'url': response.request.url, | ||
'errors': {'http_code': response.status} | ||
} | ||
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def parse_items(self, response): | ||
if response.status == 200: | ||
release_list = [] | ||
page = 0 | ||
with ZipFile(BytesIO(response.body)) as zfile: | ||
for name in zfile.namelist(): | ||
with zfile.open(name, 'r') as read_file: | ||
for line in codecs.iterdecode(read_file, 'iso-8859-1'): | ||
release_data = json.loads(line)['Release'] | ||
release_list.append(release_data) | ||
if len(release_list) == 1000: | ||
yield self.save_data_to_disk(release_list, '{}-{}'.format(page, | ||
name), | ||
encoding='iso-8859-1', | ||
data_type='release_list', url=response.request.url) | ||
release_list = [] | ||
page = page + 1 | ||
if release_list: | ||
yield self.save_data_to_disk(release_list, '{}-{}'.format(page, | ||
name), | ||
encoding='iso-8859-1', | ||
data_type='release_list', url=response.request.url) | ||
if self.is_sample(): | ||
break | ||
else: | ||
yield { | ||
'success': False, | ||
'file_name': response.request.meta['kf_filename'], | ||
'url': response.request.url, | ||
'errors': {'http_code': response.status} | ||
} | ||
def parse(self, response): | ||
yield from self.parse_zipfile(response, 'release_in_Release', file_format='json_lines', encoding='iso-8859-1') |