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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 score(self, periods=None):
 """Compute the periodogram for the given period or periods Parameters periods : float or array_like Array of periods at which to compute the periodogram. Returns ------- scores : np.ndarray Array of normalized powers (between 0 and 1) for each period. Shape of scores matches the shape of the provided periods. """

        periods = np.asarray(periods)
        return self._score(periods.ravel()).reshape(periods.shape)