```
======================================================================
ERROR: test_login_and_oauth_permisson (tests.superset_tests.TestSupersetWithAuth)
Superset login and queries.
----------------------------------------------------------------------
Traceback (most recent call last):
File "/home/runner/work/pywikibot/pywikibot/tests/superset_tests.py", line 61, in test_login_and_oauth_permisson
superset.login()
File "/home/runner/work/pywikibot/pywikibot/pywikibot/data/superset.py", line 87, in login
self.last_response = http.fetch(url)
File "/home/runner/work/pywikibot/pywikibot/pywikibot/comms/http.py", line 457, in fetch
callback(response)
File "/home/runner/work/pywikibot/pywikibot/pywikibot/comms/http.py", line 327, in error_handling_callback
raise ConnectionError(response)
ConnectionError: HTTPSConnectionPool(host='superset.wmcloud.org', port=443): Max retries exceeded with url: /login/mediawiki?next= (Caused by NameResolutionError("<urllib3.connection.HTTPSConnection object at 0x7f86c7eca7c0>: Failed to resolve 'superset.wmcloud.org' ([Errno -2] Name or service not known)"))
----------------------------------------------------------------------
```