id="pySurf.data2D.removept">
<span class="sig-prename descclassname"><span class="pre">pySurf.data2D.</span></span><span class="sig-name descname"><span class="pre">removept</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">y</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#pySurf.data2D.removept" title="Link to this definition">¶</a></dt>
<dd><p>Convenienve function to remove piston and tilt from line.</p>
<p>A possible level