to download</p>
</dd>
</dl>
<p><strong>Returns</strong></p>
<dl class="simple">
<dt>data<span class="classifier">ndarray</span></dt><dd><p>numpy array with the downloaded data
In case of error, data = 0 is returned</p>
</dd>
</dl>
<div class="line-block">
<div class="line"><br /></div>
</div>
</dd></dl>

<dl class="py function">
<dt class="sig sig-object py" id="utils.jackspec">
<span class="sig-prename descclassname"><span class="pre">utils.</span></span><span class="sig-name descname"><span class="pre">ja