XMPP Agent fails to connect with "secured" XMPP server

[ghost]

$ archipel-adminaccounts --jid=[email protected] --password=abcdefghijk --list

^CTraceback (most recent call last):
File "/usr/local/bin/archipel-adminaccounts", line 6, in
exec(compile(open(file).read(), file, 'exec'))
File "/home/cowdrey/Archipel/ArchipelAgent/archipel-core/install/bin/archipel-adminaccounts", line 140, in
xmppclient = initialize(options)
File "/home/cowdrey/Archipel/ArchipelAgent/archipel-core/archipelcore/scriptutils.py", line 99, in initialize
xmppclient = connect(JID, options.password)
File "/home/cowdrey/Archipel/ArchipelAgent/archipel-core/archipelcore/scriptutils.py", line 80, in connect
if not xmppclient.connect():
File "/home/cowdrey/Archipel/ArchipelAgent/archipel-core/archipelcore/xmpp/client.py", line 200, in connect
if not CommonClient.connect(self,server,proxy,secure,use_srv) or secure<>None and not secure: return self.connected
File "/home/cowdrey/Archipel/ArchipelAgent/archipel-core/archipelcore/xmpp/client.py", line 170, in connect
connected=sock.PlugIn(self)
File "/home/cowdrey/Archipel/ArchipelAgent/archipel-core/archipelcore/xmpp/client.py", line 73, in PlugIn
if self.class.dict.has_key('plugin'): return self.plugin(owner)
File "/home/cowdrey/Archipel/ArchipelAgent/archipel-core/archipelcore/xmpp/transports.py", line 118, in plugin
if not self.connect(server): return
File "/home/cowdrey/Archipel/ArchipelAgent/archipel-core/archipelcore/xmpp/transports.py", line 139, in connect
self._sock.connect(sa)
File "/usr/lib/python2.7/socket.py", line 228, in meth
return getattr(self._sock,name)(*args)
KeyboardInterrupt

--- the included XMPP client fails to handle mandatory server-side SSL connection.

ejabberd 16.01
StartTLS
REQUIRED
SASL

Pre-TLS None
Post-TLSPLAIN
SCRAM-SHA-1
X-OAUTH2