an class="sd">    grid : str</span>
<span class="sd">        Contains grid information</span>

<span class="sd">    Return</span>
<span class="sd">    ------</span>
<span class="sd">    grid : str</span>
<span class="sd">        Contains grid in format Lat/lon. E.g. 0.1/0.1</span>
<span class="sd">    &#39;&#39;&#39;</span>

    <span class="k">if</span> <span class="s1">&#39;N&#39;</span> <span class="ow">in</span> <span class="n">grid</span><span class="p">:</span>
        <span class="k">return</span> <s