This is an example of how one may write a filters.ini file.
<?xml version="1.0" ?>
<config scope="filters">
<filters name="Default filter bank" dimension="1">
<item class="UniformSampling" imethod="1" name="Uniform sampling"/>
<item auto_threshold="True" class="WaveletDenoise" name="Wavelet denoising" threshold="2.94107682458e-06" thresholding="0" type="bior6.8"/>
<item class="Centering" name="Center main peak"/>
<item class="ApodizationWindow" custom="np.exp(-4*x**2)" name="Apodization window" type="4"/>
<item class="FourierTransform" name="Fourier transform"/>
<item class="SavitzkyGolay" name="Savitzky-Golay smoothing" order="5" size="11"/>
</filters>
</config>