'whether mlag interface attribute info change'

def is_mlag_interface_info_change(self):

    if (not self.mlag_trunk_attribute_info):
        return True
    if self.mlag_system_id:
        if (self.mlag_trunk_attribute_info['lacpMlagSysId'] != self.mlag_system_id):
            return True
    if self.mlag_priority_id:
        if (self.mlag_trunk_attribute_info['lacpMlagPriority'] != self.mlag_priority_id):
            return True
    return False
