Crashes when no network connection

[marczellm]

When there is no network connection, QHangups crashes on start because I have autoconnect turned on. Here's a stacktrace:

Traceback (most recent call last):
  File "D:\Python34\lib\site-packages\requests\packages\urllib3\connectionpool.py", line 544, in urlopen
    body=body, headers=headers)
  File "D:\Python34\lib\site-packages\requests\packages\urllib3\connectionpool.py", line 341, in _make_request
    self._validate_conn(conn)
  File "D:\Python34\lib\site-packages\requests\packages\urllib3\connectionpool.py", line 762, in _validate_conn
    conn.connect()
  File "D:\Python34\lib\site-packages\requests\packages\urllib3\connection.py", line 204, in connect
    conn = self._new_conn()
  File "D:\Python34\lib\site-packages\requests\packages\urllib3\connection.py", line 134, in _new_conn
    (self.host, self.port), self.timeout, **extra_kw)
  File "D:\Python34\lib\site-packages\requests\packages\urllib3\util\connection.py", line 64, in create_connection
    for res in socket.getaddrinfo(host, port, 0, socket.SOCK_STREAM):
  File "D:\Python34\lib\socket.py", line 533, in getaddrinfo
    for res in _socket.getaddrinfo(host, port, family, type, proto, flags):
socket.gaierror: [Errno 11001] getaddrinfo failed

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "D:\Python34\lib\site-packages\requests\adapters.py", line 370, in send
    timeout=timeout
  File "D:\Python34\lib\site-packages\requests\packages\urllib3\connectionpool.py", line 597, in urlopen
    _stacktrace=sys.exc_info()[2])
  File "D:\Python34\lib\site-packages\requests\packages\urllib3\util\retry.py", line 245, in increment
    raise six.reraise(type(error), error, _stacktrace)
  File "D:\Python34\lib\site-packages\requests\packages\urllib3\packages\six.py", line 309, in reraise
    raise value.with_traceback(tb)
  File "D:\Python34\lib\site-packages\requests\packages\urllib3\connectionpool.py", line 544, in urlopen
    body=body, headers=headers)
  File "D:\Python34\lib\site-packages\requests\packages\urllib3\connectionpool.py", line 341, in _make_request
    self._validate_conn(conn)
  File "D:\Python34\lib\site-packages\requests\packages\urllib3\connectionpool.py", line 762, in _validate_conn
    conn.connect()
  File "D:\Python34\lib\site-packages\requests\packages\urllib3\connection.py", line 204, in connect
    conn = self._new_conn()
  File "D:\Python34\lib\site-packages\requests\packages\urllib3\connection.py", line 134, in _new_conn
    (self.host, self.port), self.timeout, **extra_kw)
  File "D:\Python34\lib\site-packages\requests\packages\urllib3\util\connection.py", line 64, in create_connection
    for res in socket.getaddrinfo(host, port, 0, socket.SOCK_STREAM):
  File "D:\Python34\lib\socket.py", line 533, in getaddrinfo
    for res in _socket.getaddrinfo(host, port, family, type, proto, flags):
requests.packages.urllib3.exceptions.ProtocolError: ('Connection aborted.', gaierror(11001, 'getaddrinfo failed'))

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "D:\Python34\lib\runpy.py", line 170, in _run_module_as_main
    "__main__", mod_spec)
  File "D:\Python34\lib\runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "D:\Python34\lib\site-packages\qhangups\__main__.py", line 362, in <module>
    main()
  File "D:\Python34\lib\site-packages\qhangups\__main__.py", line 357, in main
    widget = QHangupsMainWidget(args.token)
  File "D:\Python34\lib\site-packages\qhangups\__main__.py", line 81, in __init__
    self.hangups_start()
  File "D:\Python34\lib\site-packages\qhangups\__main__.py", line 164, in hangups_start
    cookies = self.login(self.refresh_token_path)
  File "D:\Python34\lib\site-packages\qhangups\__main__.py", line 133, in login
    cookies = hangups.auth.get_auth(self.get_credentials, refresh_token_path)
  File "D:\Python34\lib\site-packages\hangups\auth.py", line 79, in get_auth
    access_token = _auth_with_refresh_token(refresh_token_filename)
  File "D:\Python34\lib\site-packages\hangups\auth.py", line 140, in _auth_with_refresh_token
    r = requests.post(OAUTH2_TOKEN_REQUEST_URL, data=token_request_data)
  File "D:\Python34\lib\site-packages\requests\api.py", line 108, in post
    return request('post', url, data=data, json=json, **kwargs)
  File "D:\Python34\lib\site-packages\requests\api.py", line 50, in request
    response = session.request(method=method, url=url, **kwargs)
  File "D:\Python34\lib\site-packages\requests\sessions.py", line 464, in request
    resp = self.send(prep, **send_kwargs)
  File "D:\Python34\lib\site-packages\requests\sessions.py", line 576, in send
    r = adapter.send(request, **kwargs)
  File "D:\Python34\lib\site-packages\requests\adapters.py", line 415, in send
    raise ConnectionError(err, request=request)
requests.exceptions.ConnectionError: ('Connection aborted.', gaierror(11001, 'getaddrinfo failed'))