Scihub2pdf not works now! I guess the base scihub url root has changed.

[forechoandlook]

root@ecs-6e13:~# scihub2pdf  doi:10.1016/j.patcog.2016.10.023  --uselibgen

	 Using Libgen.

Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/urllib3/connection.py", line 144, in _new_conn
    (self.host, self.port), self.timeout, **extra_kw)
  File "/usr/lib/python3/dist-packages/urllib3/util/connection.py", line 60, in create_connection
    for res in socket.getaddrinfo(host, port, family, socket.SOCK_STREAM):
  File "/usr/lib/python3.6/socket.py", line 745, in getaddrinfo
    for res in _socket.getaddrinfo(host, port, family, type, proto, flags):
socket.gaierror: [Errno -5] No address associated with hostname

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/urllib3/connectionpool.py", line 601, in urlopen
    chunked=chunked)
  File "/usr/lib/python3/dist-packages/urllib3/connectionpool.py", line 357, in _make_request
    conn.request(method, url, **httplib_request_kw)
  File "/usr/lib/python3.6/http/client.py", line 1281, in request
    self._send_request(method, url, body, headers, encode_chunked)
  File "/usr/lib/python3.6/http/client.py", line 1327, in _send_request
    self.endheaders(body, encode_chunked=encode_chunked)
  File "/usr/lib/python3.6/http/client.py", line 1276, in endheaders
    self._send_output(message_body, encode_chunked=encode_chunked)
  File "/usr/lib/python3.6/http/client.py", line 1042, in _send_output
    self.send(msg)
  File "/usr/lib/python3.6/http/client.py", line 980, in send
    self.connect()
  File "/usr/lib/python3/dist-packages/urllib3/connection.py", line 169, in connect
    conn = self._new_conn()
  File "/usr/lib/python3/dist-packages/urllib3/connection.py", line 153, in _new_conn
    self, "Failed to establish a new connection: %s" % e)
urllib3.exceptions.NewConnectionError: <urllib3.connection.HTTPConnection object at 0x7fbf0d0f29e8>: Failed to establish a new connection: [Errno -5] No address associated with hostname

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/requests/adapters.py", line 440, in send
    timeout=timeout
  File "/usr/lib/python3/dist-packages/urllib3/connectionpool.py", line 639, in urlopen
    _stacktrace=sys.exc_info()[2])
  File "/usr/lib/python3/dist-packages/urllib3/util/retry.py", line 398, in increment
    raise MaxRetryError(_pool, url, error or ResponseError(cause))
urllib3.exceptions.MaxRetryError: HTTPConnectionPool(host='libgen.io', port=80): Max retries exceeded with url: /scimag/ads.php?doi=doi%3A10.1016%2Fj.patcog.2016.10.023&downloadname= (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7fbf0d0f29e8>: Failed to establish a new connection: [Errno -5] No address associated with hostname',))

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/bin/scihub2pdf", line 191, in <module>
    main()
  File "/usr/local/bin/scihub2pdf", line 148, in main
    download_from_doi(value, location, use_libgen)
  File "/usr/local/lib/python3.6/dist-packages/scihub2pdf/download.py", line 161, in download_from_doi
    download_from_libgen(doi, pdf_file)
  File "/usr/local/lib/python3.6/dist-packages/scihub2pdf/download.py", line 68, in download_from_libgen
    found, r = ScrapLib.navigate_to(doi, pdf_file)
  File "/usr/local/lib/python3.6/dist-packages/scihub2pdf/libgen.py", line 44, in navigate_to
    headers=self.headers
  File "/usr/lib/python3/dist-packages/requests/sessions.py", line 533, in get
    return self.request('GET', url, **kwargs)
  File "/usr/lib/python3/dist-packages/requests/sessions.py", line 520, in request
    resp = self.send(prep, **send_kwargs)
  File "/usr/lib/python3/dist-packages/requests/sessions.py", line 630, in send
    r = adapter.send(request, **kwargs)
  File "/usr/lib/python3/dist-packages/requests/adapters.py", line 508, in send
    raise ConnectionError(e, request=request)
requests.exceptions.ConnectionError: HTTPConnectionPool(host='libgen.io', port=80): Max retries exceeded with url: /scimag/ads.php?doi=doi%3A10.1016%2Fj.patcog.2016.10.023&downloadname= (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7fbf0d0f29e8>: Failed to establish a new connection: [Errno -5] No address associated with hostname',))