
Instead of using: ClientXMPP(jid, password, plugin_config={ 'feature_mechanisms': {'use_mech': 'SOME-MECH'}}) You can use: ClientXMPP(jid, password, sasl_mech='SOME-MECH') If you need to change the mechanism after instantiation, use: xmpp['feature_mechanisms'].sasl.mech = 'SCRAM-MD5'