code: def netconf_confirmed_commit_source_host(self, **kwargs):
          
          config = ET.Element("config")
          netconf_confirmed_commit = ET.SubElement(config, "netconf-confirmed-commit", xmlns="urn:ietf:params:xml:ns:yang:ietf-netconf-notifications")
          source_host = ET.SubElement(netconf_confirmed_commit, "source-host")
          source_host.text = kwargs.pop('source_host')
  
          callback = kwargs.pop('callback', self._callback)
          return callback(config)
docs: Auto Generated Code