def _setMechanism(self, name):
        feature = domish.Element((NS_XMPP_SASL, 'mechanisms'))
        feature.addElement('mechanism', content=name)
        self.xmlstream.features[(feature.uri, feature.name)] = feature

        self.init.setMechanism()
        return self.init.mechanism.name
Set up the XML Stream to have a SASL feature with the given mechanism.
dataset/ETHPy150Open nlloyd/SubliminalCollaborator/libs/twisted/words/test/test_jabbersasl.py/SASLInitiatingInitializerSetMechanismTest._setMechanism