sip.py 文件源码

def ks_test_single(test_vals, bg_vals):
    """ Compute KS-test statistic for one pair of test values and background
    values.

    Args:
        test_vals (numpy array)
        bg_vals (numpy array)

    Returns:
        ks_stat (float)
        pval (float)

    """
    # Do KS-test
    try:
        (ks_stat, pval) = stats.ks_2samp(test_vals, bg_vals)

    # Return NaN if test fails
    except ValueError:
        logger.warning("KS-test failed.")
        ks_stat = np.nan
        pval = np.nan

    return ks_stat, pval