>>> geonetwork = 'http://geonetwork-mshe.univ-fcomte.fr:8080/geonetwork/srv/fre/csw'
>>>
>>> from owslib.csw import CatalogueServiceWeb
>>> csw = CatalogueServiceWeb(geonetwork)
>>>
>>> csw.getrecordbyid(id=['8174d16d-240f-4199-9c2f-af6976e376b3'])
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/usr/lib/python2.7/dist-packages/owslib/csw.py", line 293, in getrecordbyid
    self._invoke()
  File "/usr/lib/python2.7/dist-packages/owslib/csw.py", line 647, in _invoke
    self.response = openURL(self.request, None, 'Get', username=self.username, password=self.password, timeout=self.timeout).read()
  File "/usr/lib/python2.7/dist-packages/owslib/util.py", line 186, in openURL
    **rkwargs)
  File "/usr/lib/python2.7/dist-packages/requests/api.py", line 53, in request
    return session.request(method=method, url=url, **kwargs)
  File "/usr/lib/python2.7/dist-packages/requests/sessions.py", line 468, in request
    resp = self.send(prep, **send_kwargs)
  File "/usr/lib/python2.7/dist-packages/requests/sessions.py", line 576, in send
    r = adapter.send(request, **kwargs)
  File "/usr/lib/python2.7/dist-packages/requests/adapters.py", line 437, in send
    raise ConnectionError(e, request=request)
requests.exceptions.ConnectionError:  HTTPConnectionPool(host='localhost', port=8080):
Max retries exceeded with url: /geonetwork/srv/fre/csw?outputFormat=application%2Fxml&service=CSW&outputSchema=http%3A%2F%2Fwww.opengis.net%2Fcat%2Fcsw%2F2.0.2&request=GetRecordById&version=2.0.2&elementsetname=full&id=8174d16d-240f-4199-9c2f-af6976e376b3
(Caused by NewConnectionError('<requests.packages.urllib3.connection.HTTPConnection object at 0x7f8f1975f510>:
**Failed to establish a new connection: [Errno 111] Connection refused'**,))