The simplest pages take source (without using analog browser)
1 import requests 2 def getHTML(url): 3 try: 4 r = requests.get(url,timeout=30) 5 r.raise_for_status() 6 r.encoding = 'utf-8' 7 return r.text 8 except: 9 return "" 10 url = "http://baidu.com" 11 print(getHTML(url))