def setUp(self):
     self.data = PCAlg.prepare_data('data/asia_1000.data', ' ', True)
     self.pcalg = PCAlg(self.data, chi)
     self.fcialg = FCIAlg(self.data, chi)
     self.directed = nx.DiGraph()
     self.undirected = nx.Graph()
     self.directed.add_nodes_from([1, 2, 3, 4])
     self.undirected.add_nodes_from(self.directed)
     self.pag = PAG()
     self.pag.add_nodes_from(self.undirected)
     self.sepset = {(x, y): []
                    for x in [1, 2, 3, 4, 5] for y in [1, 2, 3, 4, 5]
                    if x != y}
 def setUp(self):
     self.data = PCAlg.prepare_data('data/asia_1000.data', ' ', True)
     self.pcalg = PCAlg(self.data, chi)
     self.skeleton = nx.Graph()