def METHOD_NAME(self):
    # Test that numpy's default float64 output is cast to aesara input type
    eps = 1e-1
    def f_rfft(inp):
        return fft.rfft(inp)
    inputs_val = np.random.random((1, N)).astype(aesara.config.floatX)
    utt.verify_grad(f_rfft, [inputs_val], eps=eps)
    def f_irfft(inp):
        return fft.irfft(inp)
    inputs_val = np.random.random((1, N // 2 + 1, 2)).astype(aesara.config.floatX)
    utt.verify_grad(f_irfft, [inputs_val], eps=eps)