</p>
</dd>
<dt>strip (renamed from autocrop): remove frame of nans (external rows and columns made all of nans),</dt><dd><p>note it is done before centering. To include all data in centering, crop data
at a second time with remove_nan_frame</p>
</dd>
<dt>2020/07/10 Added kwargs even if they are not used to suppress error if unknown arguments</dt><dd><p>are passed, that can be convenient when kwargs for multiple subfunctions are passed
to the calling code. This way, kwargs that are meant for another function