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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 calc_eigvals(self):
 """ Solve eigenvalues of the state matrix ``self.As`` Returns ------- None """

        self.eigs = numpy.linalg.eigvals(self.As)
        # TODO: use scipy.sparse.linalg.eigs(self.As)

        return self.eigs