python3中处理url异常

 import urllib.request
 import urllib.error
 
 url = 'http://c.telunyun.com/Chart/getJsonData?market=1'
 data = urllib.request.Request(url)
 try:
     data = urllib.request.urlopen(data)
     print(data.read().decode('utf-8'))
 except urllib.error.URLError as e:
     print (e.code)
     print (e.read().decode('utf-8'))