由于環(huán)境限制只能用菜鳥在線工具，但是為什么我完全按照教程中的代碼輸入之后卻返回錯(cuò)誤如下？
1
Traceback (most recent call last):
? File "main.py", line 7, in <module>
? ? responce1 = urllib2.urlopen(url)
? File "/usr/local/python-2.7.9/lib/python2.7/urllib2.py", line 154, in urlopen
? ? return opener.open(url, data, timeout)
? File "/usr/local/python-2.7.9/lib/python2.7/urllib2.py", line 431, in open
? ? response = self._open(req, data)
? File "/usr/local/python-2.7.9/lib/python2.7/urllib2.py", line 449, in _open
? ? '_open', req)
? File "/usr/local/python-2.7.9/lib/python2.7/urllib2.py", line 409, in _call_chain
? ? result = func(*args)
? File "/usr/local/python-2.7.9/lib/python2.7/urllib2.py", line 1227, in http_open
? ? return self.do_open(httplib.HTTPConnection, req)
? File "/usr/local/python-2.7.9/lib/python2.7/urllib2.py", line 1197, in do_open
? ? raise URLError(err)
urllib2.URLError: <urlopen error [Errno -2] Name or service not known>
2019-09-04
代碼呢