Python-сообщество

#!/usr/bin/env python3
import time
from urllib.request import urlopen
from urllib.parse import urljoin
from lxml.html import fromstring
URL = 'http://www.estateline.ru/companies/sales-production/noise-heat-insulation/'
ITEM_PATH = 'tbody tr .name'
DESCR_PATH = '.profiler .rightProf .itemBox'
REGION_PATH = '.itemleft'
def parse_compan():
	f = urlopen(URL)
	list_html = f.read().decode('utf-8')
	list_doc = fromstring(list_html)
	for elem in list_doc.cssselect(ITEM_PATH):
		a = elem.cssselect('a.text')[0]
		href = a.get('href')
		name = a.text
		small = elem.cssselect('small')[0]
		town = small.text
		url = urljoin(URL, href)
		company = {'name': name, 'town': town, 'url': url}
		
		details_html = urlopen(url).read().decode('utf-8')
		details_doc = fromstring(details_html)
		descr_elem = details_doc.cssselect(DESCR_PATH)[0]
		descr = descr_elem.text_content()
		
		region_elems = details_doc.cssselect(REGION_PATH)[0]
		regions = [region_elem.text for region_elem in region_elems]
		company['descr'] = descr
		company['regions'] = regions
		compan.append(company)
	
	return compan
def main():
	compan = parse_compan()
	print(compan)
	time.sleep(3)
if __name__ == '__main__':
	main()

def parse_compan():
    compan = []
    ...