<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Hi,<div class=""><br class=""></div><div style="orphans: 2; widows: 2;" class="">I am currently trying to use the Python Tutorial for vector calculus in ECCO (<a href="https://ecco-v4-python-tutorial.readthedocs.io/VectorCalculus_ECCO_barotropicVorticity.html" class="">https://ecco-v4-python-tutorial.readthedocs.io/VectorCalculus_ECCO_barotropicVorticity.html</a>) but when I came to this line:</div><div style="orphans: 2; widows: 2;" class=""><pre style="box-sizing: border-box; font-family: SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', Courier, monospace; margin-top: 0px; margin-bottom: 0px; padding: 0px; overflow: auto; line-height: 1.4; background-image: none; background-color: rgb(247, 247, 247); border: none; box-shadow: none; color: rgb(64, 64, 64); font-variant-ligatures: normal; background-position: initial initial; background-repeat: initial initial;" class=""><span class="n" style="box-sizing: border-box;">u_transport_llc_collated</span><span class="p" style="box-sizing: border-box;">,</span><span class="n" style="box-sizing: border-box;">lat_collated</span><span class="p" style="box-sizing: border-box;">,</span><span class="n" style="box-sizing: border-box;">lon_collated</span><span class="o" style="box-sizing: border-box; color: rgb(102, 102, 102);">=</span><span class="n" style="box-sizing: border-box;">getField</span><span class="p" style="box-sizing: border-box;">(</span><span class="n" style="box-sizing: border-box;">u_transport_llc</span><span class="p" style="box-sizing: border-box;">[</span><span class="mi" style="box-sizing: border-box; color: rgb(32, 128, 80);">0</span><span class="p" style="box-sizing: border-box;">])</span>
<span class="n" style="box-sizing: border-box;">v_transport_llc_collated</span><span class="p" style="box-sizing: border-box;">,</span><span class="n" style="box-sizing: border-box;">lat_collated</span><span class="p" style="box-sizing: border-box;">,</span><span class="n" style="box-sizing: border-box;">lon_collated</span><span class="o" style="box-sizing: border-box; color: rgb(102, 102, 102);">=</span><span class="n" style="box-sizing: border-box;">getField</span><span class="p" style="box-sizing: border-box;">(</span><span class="n" style="box-sizing: border-box;">v_transport_llc</span><span class="p" style="box-sizing: border-box;">[</span><span class="mi" style="box-sizing: border-box; color: rgb(32, 128, 80);">0</span><span class="p" style="box-sizing: border-box;">])</span></pre><div class="">which is supposed to twist the faces to plot a global map of the data, I cannot find “getField” is it supposed to be part of the package ?</div><div class=""><br class=""></div><div class="">Thanks,</div><div class=""><br class=""></div><div class="">Louise Rousselet </div></div></body></html>