def test_find_peaks_nopeak(self):
        """
        Verify that no peak is found in
        data that's just noise.
        """
        noise_amp = 1.0
        num_points = 100
        np.random.seed(181819141)
        test_data = (np.random.rand(num_points) - 0.5)*(2*noise_amp)
        widths = np.arange(10, 50)
        found_locs = find_peaks_cwt(test_data, widths, min_snr=5, noise_perc=30)
        np.testing.assert_equal(len(found_locs), 0)
dataset/ETHPy150Open scipy/scipy/scipy/signal/tests/test_peak_finding.py/TestFindPeaks.test_find_peaks_nopeak/original