# -*- coding: utf-8 -*-
import sys,io,urllib.request,ssl,re
from bs4 import BeautifulSoup
sys.stdout=io.TextIOWrapper(sys.stdout.buffer,encoding='utf-8')
ctx=ssl.create_default_context(); ctx.check_hostname=False; ctx.verify_mode=ssl.CERT_NONE
def get(u):
    req=urllib.request.Request(u,headers={'User-Agent':'Mozilla/5.0'})
    return urllib.request.urlopen(req,timeout=25,context=ctx).read().decode('utf-8','ignore')
h=get('https://www.chungju.go.kr/www/sitemap.do?key=553')
s=BeautifulSoup(h,'html.parser')
boxes=s.select('div.sitemap_box')
print('sitemap_box',len(boxes))
if boxes:
    b=boxes[0]
    print('첫박스 구조 일부:')
    print(re.sub(r'\s+',' ',str(b))[:1400])