(self,dnsmanager = ChildsManager())
初始化根节点
初始化根节点
初始化根节点
def __init__(self,dnsmanager = ChildsManager()):
        '''初始化根节点
        '''
        self.service = None
        self.childsmanager = dnsmanager
def __init__ ( self , dnsmanager = ChildsManager ( ) ) : self . service = None self . childsmanager = dnsmanager