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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 rmsep(array_ref, array, min_value=0):
 """ Root Mean Square Error Percentage for two arrays. :param array_ref: reference array :param array: another array :param min_value: compare only the elements larger than min_value :returns: the relative distance between the arrays '0.11292' """

    bigvalues = array_ref > min_value
    reldiffsquare = (1. - array[bigvalues] / array_ref[bigvalues]) ** 2
    return numpy.sqrt(reldiffsquare.mean())