mass-scraper/parish-scrapper.py

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Python
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2017-04-20 10:51:02 +02:00
import requests
# from bs4 import BeautifulSoup
import re
from collections import namedtuple
import time
import dill
class ParishScraper(object):
"""Documentation for ParishScraper
"""
def __init__(self):
self.website_prefix = 'http://colaska.pl/index/parafia/id/'
def _scrap(self):
parishes = []
for page_nr in range(1, 11000):
page = requests.get(self.website_prefix + str(page_nr))
sleep_time = 2
while page.status_code == 500:
print('Status code 500 error')
sleep_time = sleep_time**2
print('Waiting ' + str(sleep_time) + ' sec')
time.sleep(sleep_time)
page = requests.get(self.website_prefix + str(page_nr))
if 'id' in page.url:
page_nr += 1
parish = self._retrieve_info(page)
print(parish)
print('\n')
parishes.append(parish)
return parishes
def _retrieve_info(self, page):
page.encoding = 'utf-8'
html_doc = page.text
meta_url = page.url
print(meta_url)
try:
search_result = re.search(
'pHead rel">[\w\W]*?<p class="title">(.*?)</p>[\w\W]*?class="city">(.*?)</span>[\w\W]*?<p>(.*?)<br />(.*?)</p>',
html_doc)
if search_result is None:
search_result = re.search(
'pHead rel">[\w\W]*?<p class="title">(.*?)</p>[\w\W]*?class="city">(.*?)</span>[\w\W]*?<p>(.*?)</p>',
html_doc)
street = ''
postal_code = search_result.group(3)
else:
street = search_result.group(3)
postal_code = search_result.group(4)
name = search_result.group(1)
city = search_result.group(2)
url_search = re.search('link mt10"><a href="(.*?)">', html_doc)
url = '' if url_search is None else url_search.group(1)
gps = re.search('id="tabsmaps" gps="(.*?)"><span',
html_doc).group(1)
Parish = namedtuple('Parish', [
'meta_url', 'url', 'name', 'city', 'street', 'postal_code',
'gps'
])
parish = Parish(meta_url, url, name, city, street, postal_code,
gps)
except AttributeError:
import ipdb
ipdb.set_trace()
return parish
def scrap_and_save(self):
parishes = self._scrap()
with open('parishes.dill', 'wb') as f:
dill.dump(parishes, f, dill.HIGHEST_PROTOCOL)
pass
def main():
parish_scraper = ParishScraper()
parish_scraper.scrap_and_save()
if __name__ == "__main__":
main()