# Pastebin vVXFYGF4
tests/test_login.py:14: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
musicbrainz_bot/editing.py:154: in __init__
    self.login(username, password)
musicbrainz_bot/editing.py:174: in login
    self.b.submit()
env/lib/python3.10/site-packages/mechanize/_mechanize.py:697: in submit
    return self.open(self.click(*args, **kwds))
env/lib/python3.10/site-packages/mechanize/_mechanize.py:257: in open
    return self._mech_open(url_or_request, data, timeout=timeout)
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = <mechanize._mechanize.Browser object at 0x7f126642fd00>, url = <mechanize._request.Request object at 0x7f1266474d60>
data = None, update_history = True, visit = True, timeout = <object object at 0x7f12684c0cb0>

        def _mech_open(self,
                       url,
                       data=None,
                       update_history=True,
                       visit=None,
                       timeout=_sockettimeout._GLOBAL_DEFAULT_TIMEOUT):
            try:
                url.get_full_url
            except AttributeError:
                # string URL -- convert to absolute URL if required
                scheme, authority = _rfc3986.urlsplit(url)[:2]
                if scheme is None:
                    # relative URL
                    if self._response is None:
                        raise BrowserStateError("can't fetch relative reference: "
                                                "not viewing any document")
                    url = _rfc3986.urljoin(self._response.geturl(), url)
    
            request = self._request(url, data, visit, timeout)
            visit = request.visit
            if visit is None:
                visit = True
    
            if visit:
                self._visit_request(request, update_history)
    
            success = True
            try:
                response = UserAgentBase.open(self, request, data)
            except HTTPError as error:
                success = False
                if error.fp is None:  # not a response
                    raise
                response = error
    
    #         except (IOError, socket.error, OSError) as error:
    #             Yes, urllib2 really does raise all these :-((
    #             See test_urllib2.py for examples of socket.gaierror and OSError,
    #             plus note that FTPHandler raises IOError.
    #             XXX I don't seem to have an example of exactly socket.error being
    #              raised, only socket.gaierror...
    #             I don't want to start fixing these here, though, since this is a
    #             subclass of OpenerDirector, and it would break old code.  Even in
    #             Python core, a fix would need some backwards-compat. hack to be
    #             acceptable.
    #             raise
    
            if visit:
                self._set_response(response, False)
                response = copy.copy(self._response)
            elif response is not None:
                response = _response.upgrade_response(response)
    
            if not success:
>               raise response
E               mechanize._response.get_seek_wrapper_class.<locals>.httperror_seek_wrapper: HTTP Error 500: Internal Server Error

env/lib/python3.10/site-packages/mechanize/_mechanize.py:313: httperror_seek_wrapper

During handling of the above exception, another exception occurred:

    def test_login():
        try:
            reset_db()
            mb = MusicBrainzClient(
                cfg.MB_USERNAME, cfg.MB_PASSWORD, cfg.MB_SITE, use_test_db=True
            )
    
            browser = mechanize.Browser()
            browser.set_handle_robots(False)
            browser.set_debug_redirects(False)
            browser.set_debug_http(False)
            mb.login(cfg.MB_USERNAME, cfg.MB_PASSWORD)
    
            return None
    
        except Exception as e:
>           raise Exception(e)
E           Exception: HTTP Error 500: Internal Server Error

tests/test_login.py:27: Exception