code: def hardware_port_group_mode_support_multispeed(self, **kwargs):
          
          config = ET.Element("config")
          hardware = ET.SubElement(config, "hardware", xmlns="urn:brocade.com:mgmt:brocade-hardware")
          port_group = ET.SubElement(hardware, "port-group")
          name_key = ET.SubElement(port_group, "name")
          name_key.text = kwargs.pop('name')
          mode = ET.SubElement(port_group, "mode")
          support_multispeed = ET.SubElement(mode, "support_multispeed")
          support_multispeed.text = kwargs.pop('support_multispeed')
  
          callback = kwargs.pop('callback', self._callback)
          return callback(config)
docs: Auto Generated Code