import requests,re
import urllib3; urllib3.disable_warnings()
H={'User-Agent':'Mozilla/5.0','X-Requested-With':'XMLHttpRequest'}
# inspect 한난사보 page for ajax url / data attributes
r=requests.get("https://www.kdhc.co.kr/kdhc/prCnter/cyclb/list.do?prTargetSe=2&menuNo=200127",headers=H,timeout=20,verify=False)
for m in re.findall(r'(selpubList|selectList|ajax|\.do)[^"\']{0,80}',r.text)[:20]:
    print(m)
print('=== look for data- attrs / list container ids ===')
from bs4 import BeautifulSoup
s=BeautifulSoup(r.content,'html.parser')
for d in s.select('[id*=list],[class*=list],[id*=gallery],[class*=gallery],[class*=cyclb]')[:15]:
    print(d.name, d.get('id'), d.get('class'))