etcd.py 文件源码

def make_node(cls, data):
        try:
            key = data['key']
        except KeyError:
            key, kwargs = u'/', {}
        else:
            kwargs = {'modified_index': int(data['modifiedIndex']),
                      'created_index': int(data['createdIndex'])}
        ttl = data.get('ttl')
        if ttl is not None:
            expiration = iso8601.parse_date(data['expiration'])
            kwargs.update(ttl=ttl, expiration=expiration)
        if 'value' in data:
            node_cls = Value
            args = (data['value'],)
        elif data.get('dir', False):
            node_cls = Directory
            args = ([cls.make_node(n) for n in data.get('nodes', ())],)
        else:
            node_cls, args = Node, ()
        return node_cls(key, *args, **kwargs)