def addvertex(self, x, y):
v = PriorityQueue.Vertex(x, y)
self.vtable.append(v)
v.index = len(self.vtable) - 1
self.adjlist.append([])
def addvertex(self, x, y):
v = PriorityQueue.Vertex(x, y)
self.vtable.append(v)
v.index = len(self.vtable) - 1
self.adjlist.append([])