class="pre">&lt;class</span> <span class="pre">'numpy.float64'&gt;,</span> <span class="pre">&lt;class</span> <span class="pre">'numpy.float32'&gt;]</span></code></p></li>
<li><p>units: <code class="docutils literal notranslate"><span class="pre">ISO8601</span>&#160; <span class="pre">date</span> <span class="pre">as</span> <span class="pre">string</span> <span class="pre">eg.</span> <span class="pre">&quot;2017-01-01T00:30:00&quot;,np.datetime64,</span> <span class="pre">or</span> <span class="pre">float</