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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 _verify_params(self):
 """Verifies the parameters don't use any reserved parameter. Raises: ValueError: If a reserved parameter is used. """

        reserved_in_use = self._RESERVED_PARAMS.intersection(self.extra_params)
        if reserved_in_use:
            raise ValueError("Using a reserved parameter", reserved_in_use)