Got this in wikilabels:
Feb 11 07:20:18 wikilabels-01 uwsgi-wikilabels-web[13132]: 2017-02-11 07:20:18,167 ERROR:wikilabels -- Exception on /auth/callback/ [GET]
Feb 11 07:20:18 wikilabels-01 uwsgi-wikilabels-web[13132]: Traceback (most recent call last):
Feb 11 07:20:18 wikilabels-01 uwsgi-wikilabels-web[13132]: File "/srv/wikilabels/venv/lib/python3.4/site-packages/flask/app.py", line 1817, in wsgi_app
Feb 11 07:20:18 wikilabels-01 uwsgi-wikilabels-web[13132]: response = self.full_dispatch_request()
Feb 11 07:20:18 wikilabels-01 uwsgi-wikilabels-web[13132]: File "/srv/wikilabels/venv/lib/python3.4/site-packages/flask/app.py", line 1477, in full_dispatch_request
Feb 11 07:20:18 wikilabels-01 uwsgi-wikilabels-web[13132]: rv = self.handle_user_exception(e)
Feb 11 07:20:18 wikilabels-01 uwsgi-wikilabels-web[13132]: File "/srv/wikilabels/venv/lib/python3.4/site-packages/flask/app.py", line 1381, in handle_user_exception
Feb 11 07:20:18 wikilabels-01 uwsgi-wikilabels-web[13132]: reraise(exc_type, exc_value, tb)
Feb 11 07:20:18 wikilabels-01 uwsgi-wikilabels-web[13132]: File "/srv/wikilabels/venv/lib/python3.4/site-packages/flask/_compat.py", line 33, in reraise
Feb 11 07:20:18 wikilabels-01 uwsgi-wikilabels-web[13132]: raise value
Feb 11 07:20:18 wikilabels-01 uwsgi-wikilabels-web[13132]: File "/srv/wikilabels/venv/lib/python3.4/site-packages/flask/app.py", line 1475, in full_dispatch_request
Feb 11 07:20:18 wikilabels-01 uwsgi-wikilabels-web[13132]: rv = self.dispatch_request()
Feb 11 07:20:18 wikilabels-01 uwsgi-wikilabels-web[13132]: File "/srv/wikilabels/venv/lib/python3.4/site-packages/flask/app.py", line 1461, in dispatch_request
Feb 11 07:20:18 wikilabels-01 uwsgi-wikilabels-web[13132]: return self.view_functions[rule.endpoint](**req.view_args)
Feb 11 07:20:18 wikilabels-01 uwsgi-wikilabels-web[13132]: File "./wikilabels/wsgi/routes/auth.py", line 50, in auth_callback
Feb 11 07:20:18 wikilabels-01 uwsgi-wikilabels-web[13132]: str(request.query_string, 'ascii'))
Feb 11 07:20:18 wikilabels-01 uwsgi-wikilabels-web[13132]: File "/srv/wikilabels/venv/lib/python3.4/site-packages/mwoauth/handshaker.py", line 90, in complete
Feb 11 07:20:18 wikilabels-01 uwsgi-wikilabels-web[13132]: self.mw_uri, self.consumer_token, request_token, response_qs)
Feb 11 07:20:18 wikilabels-01 uwsgi-wikilabels-web[13132]: File "/srv/wikilabels/venv/lib/python3.4/site-packages/mwoauth/functions.py", line 144, in complete
Feb 11 07:20:18 wikilabels-01 uwsgi-wikilabels-web[13132]: "something else instead: {0}".format(str(response_qs)))
Feb 11 07:20:18 wikilabels-01 uwsgi-wikilabels-web[13132]: Exception: Expected URL query string containing, but got something else instead: oauth_verifier=<verifier removed>&oauth_token=<token removed>
Feb 11 07:20:18 wikilabels-01 uwsgi-wikilabels-web[13132]: [pid: 13144|app: 0|req: 9682/32251] 10.68.21.68 () {42 vars in 1016 bytes} [Sat Feb 11 07:20:18 2017] GET /auth/callback/?oauth_verifier=<verifier removed>&oauth_token=<token removed> => generated 291 bytes in 6 msecs (HTTP/1.1 500) 2 headers in 84 bytes (1 switches on core 0)It seems that behavior of OAuth has changed and mwoauth hasn't caought up