def __init__(self, name='unknown'):
if self.name is None:
self.name = name
self.eout = []
self.ein = []
from pike import Graph
Graph.register_node(self)
def replace(self, node):
""" Set the aliased node. """
node = asnode(node)
from pike import Graph
self.deregister()
node.deregister()
Graph.register_node(node)
node.ein = self.ein
for edge in self.ein:
edge.n2 = node
node.eout = self.eout
for edge in self.eout:
edge.n1 = node
