def add_edge(self, u, v, **kwargs):
        super(UndirectedGraph, self).add_edge(u, v, **kwargs)
*encoding* determines the encoding used to interpret any
dataset/ETHPy150Open pgmpy/pgmpy/pgmpy/base/UndirectedGraph.py/UndirectedGraph.add_edge--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/lib/simplejson/simplejson/decoder.py/JSONDecoder.__init__