def addEdges(self, edgeList, edgeValues=None):
        i = 0
        for edge in edgeList:
            (vertexId1, vertexId2) = edge
            if edgeValues == None:
                value = 1
            else:
                value = edgeValues[i]

            self.addEdge(vertexId1, vertexId2, value)
Add a set of edges to the tree
dataset/ETHPy150Open charanpald/APGL/apgl/graph/DictTree.py/DictTree.addEdges