alse, nan are excluded and fit 
is calculated on valid points only (note that since columns
are slices along first index, the option has no effect on 1D data 
(nans are always returned as nans).</p>
<p>2020/09/16 modified 1D/2D mechanism, where all the code,
including the part in common 1D/2D was moved to the 2D specific part, 
while the 1D part is completely delegated to functions in <cite>pyProfile.profile</cite>.</p>
</dd></dl>

<dl class="py function">
<dt class="sig sig-object py" id="pySurf.data2D.get