python異常的捕獲

raise MaxRetryError(_pool, url, error or ResponseError(cause))
urllib3.exceptions.MaxRetryError: HTTPSConnectionPool(host='XXXXX.com', port=443): Max retries exceeded with url: /proapi/user_device (Caused by NewConnectionError('<urllib3.connection.VerifiedHTTPSConnection object at 0x107ec2a20>: Failed to establish a new connection: [Errno 8] nodename nor servname provided, or not known',))

try:  response=requests.get(url,headers=headers,cookies=self.cookies,proxies=get_ip_content())
        except (ConnectionError), e:
            print e### 題目描述