# coding: utf-8
import requests, re
H={'User-Agent':'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36'}
u='https://www.kisa.or.kr/20207'
r=requests.get(u,headers=H,timeout=20)
html=r.content.decode('utf-8','replace')
print('len',len(html))
for kw in ['sub_tab_menu','sub_tab','tab_menu','tabmenu','동향분석','20207','sub_lnb','lnb']:
    print(kw, html.count(kw))
# print any tab-related class
import re
classes=set(re.findall(r'class="([^"]*tab[^"]*)"',html))
print('tab classes:', classes)