"ident">fill_unclassified</span></span>(<span>df, classification_col='CLASS_FLAG')</span>
</code></dt>
<dd>
<div class="desc"><p>Fills unclassified rows in 'CLASS_FLAG' column with np.nan</p>
<h2 id="parameters">Parameters</h2>
<dl>
<dt><strong><code>df</code></strong> :&ensp;<code>pandas.DataFrame</code></dt>
<dd>Dataframe on which to perform operation</dd>
</dl>
<h2 id="returns">Returns</h2>
<dl>
<dt><strong><code>df</code></strong> :&ensp;<code>pandas.DataFrame</code></dt>
<dd>Dataframe on which operatio