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class Gnode(object):
def __init__(self):
self._linksTo = dict()
self._linksFrom = dict()
def addLinkTo(self, gnode):
self._linksTo[id(gnode)] = gnode
gnode.addLinkFrom(self)
def addLinkFrom(self, gnode):
self._linksFrom[id(gnode)] = gnode
class Test(Gnode):
def __init__(self, name):
Gnode.__init__(self)
self.name = name
def __str__(self):
return self.name
def traverse(g):
print g
for x in g._linksTo.itervalues():
traverse(x)
a = Test("a")
b = Test("b")
c = Test("c")
a.addLinkTo(b)
b.addLinkTo(c)
traverse(a) |
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