Load a model from the given path.

def load(cls, sc, path):
        """
        Load a model from the given path.
        """
        jmodel = sc._jvm.org.apache.spark.mllib.feature \
            .Word2VecModel.load(sc._jsc.sc(), path)
        model = sc._jvm.org.apache.spark.mllib.api.python.Word2VecModelWrapper(jmodel)
        return Word2VecModel(model)