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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_raw(cls, model_fn, schema, *args, **kwargs):
 """ Loads a trained classifier from the raw Weka model format. Must specify the model schema and classifier name, since these aren't currently deduced from the model format. """

        c = cls(*args, **kwargs)
        c.schema = schema.copy(schema_only=True)
        c._model_data = open(model_fn, 'rb').read()
        return c