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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 absrange_fltr(dem, rangelim):
 """Absolute range filter """

    out = range_fltr(np.ma.abs(dem), *rangelim)
    #Apply mask to original input
    out = np.ma.array(dem, mask=np.ma.getmaskarray(out))
    out.set_fill_value(dem.fill_value)
    return out