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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def load(cls, sc, path):
 """Load the LDAModel from disk. :param sc: SparkContext. :param path: Path to where the model is stored. """

        if not isinstance(sc, SparkContext):
            raise TypeError("sc should be a SparkContext, got type %s" % type(sc))
        if not isinstance(path, basestring):
            raise TypeError("path should be a basestring, got type %s" % type(path))
        model = callMLlibFunc("loadLDAModel", sc, path)
        return LDAModel(model)