示例1_京东商品页面爬取

import requests
url = "http://item.jd.com/2967929.html"
try :
    r = requests.get(url)
    r.raise_for_status()
    r.encoding = r.apparent_encoding 
    print (r.text[:1000])
except:
    print("爬取失败")

测试完成，能够爬取