def addNodeLoopbackIntf(self, node, ip, loNum=None, **opts):

        # grab the node from our list
        nodeParams = self.nodeInfo(node)

        # craft the dictionary entry to contain the lo interface info
        loIntf = {"ip": ip, "loNum": loNum}
        loIntf.update(opts)

        # grab any existing interfaces and append to them
        loIntfs = []
        if "loIntfs" in nodeParams:
            loIntfs = nodeParams['loIntfs']
        loIntfs.append(loIntf)
        nodeParams['loIntfs'] = loIntfs

    # Configure a service for a node
arguments: data is a 3D numpy.ndarray
dataset/ETHPy150Open USC-NSL/miniNExT/mininext/topo.py/Topo.addNodeLoopbackIntf--crossover with--dataset/ETHPy150Open ilastik/ilastik-0.5/ilastik/modules/classification/core/features/featureBase.py/FeatureBase.compute