nova python cli bug

gistfile1.txt

(os_clients)Janniss-MacBook-Pro:~ jannisrake-revelant$ nova --debug  list
REQ: curl -i 'https://keystone.de-east1.tlabscloud.com:4430/v2.0/tokens' -X POST -H "Accept: application/json" -H "Content-Type: application/json" -H "User-Agent: python-novaclient" -d '{"auth": {"passwordCredentials": {"username": "testuser", "password": "{SHA1}7288edd0fc3ffcbe93a0cf06e3568e28521687bc"}, "tenantId": "e37eb119794c4bfcb65962cf5eff478c"}}'
DEBUG (shell:803) ('Connection aborted.', error(54, 'Connection reset by peer'))
Traceback (most recent call last):
  File "/Users/jannisrake-revelant/os_clients/lib/python2.7/site-packages/novaclient/shell.py", line 800, in main
    OpenStackComputeShell().main(argv)
  File "/Users/jannisrake-revelant/os_clients/lib/python2.7/site-packages/novaclient/shell.py", line 699, in main
    self.cs.authenticate()
  File "/Users/jannisrake-revelant/os_clients/lib/python2.7/site-packages/novaclient/client.py", line 169, in wrapper
    return f(self, *args, **kwargs)
  File "/Users/jannisrake-revelant/os_clients/lib/python2.7/site-packages/novaclient/v1_1/client.py", line 239, in authenticate
    self.client.authenticate()
  File "/Users/jannisrake-revelant/os_clients/lib/python2.7/site-packages/novaclient/client.py", line 586, in authenticate
    auth_url = self._v2_auth(auth_url)
  File "/Users/jannisrake-revelant/os_clients/lib/python2.7/site-packages/novaclient/client.py", line 677, in _v2_auth
    return self._authenticate(url, body)
  File "/Users/jannisrake-revelant/os_clients/lib/python2.7/site-packages/novaclient/client.py", line 690, in _authenticate
    **kwargs)
  File "/Users/jannisrake-revelant/os_clients/lib/python2.7/site-packages/novaclient/client.py", line 439, in _time_request
    resp, body = self.request(url, method, **kwargs)
  File "/Users/jannisrake-revelant/os_clients/lib/python2.7/site-packages/novaclient/client.py", line 410, in request
    **kwargs)
  File "/Users/jannisrake-revelant/os_clients/lib/python2.7/site-packages/requests/api.py", line 49, in request
    response = session.request(method=method, url=url, **kwargs)
  File "/Users/jannisrake-revelant/os_clients/lib/python2.7/site-packages/requests/sessions.py", line 461, in request
    resp = self.send(prep, **send_kwargs)
  File "/Users/jannisrake-revelant/os_clients/lib/python2.7/site-packages/requests/sessions.py", line 573, in send
    r = adapter.send(request, **kwargs)
  File "/Users/jannisrake-revelant/os_clients/lib/python2.7/site-packages/requests/adapters.py", line 415, in send
    raise ConnectionError(err, request=request)
ConnectionError: ('Connection aborted.', error(54, 'Connection reset by peer'))
ERROR (ConnectionError): ('Connection aborted.', error(54, 'Connection reset by peer'))